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Tuesday, January 11th, 2005

hybrid popularity

Since 2000, U.S. hybrid sales have grown at an average annual rate of 88.6 percent.

I think that’s great news. Either there are a lot more ecologically-conscious people in the country than I previously suspected, or hybrids are appealing to the mainstream. Are there any other classes of vehicle that exhibit 88% growth?

One quote from an analyst strikes me as short-sighted:

[Anthony Pratt, an analyst with J.D. Power and Associates] says he thinks demand for hybrids will peak around 2011, at 3 percent of the market, because there’s a limit to the number of customers willing to pay more for a vehicle that will save them a few hundred dollars a year on gas.

I follow his math; the difference in fuel cost between a 53 mpg hybrid (53 mpg is what I measured in my Prius test drive) and a 30 mpg non-hybrid is less than $500/year for most drivers. Over the typical ownership period of a car, most drivers would not recoup the additional money spent on a hybrid.

But won’t gas prices go up? Worldwide oil production will peak next year. Who believes the oil companies will lower prices when overall production declines annually?

Won’t hybrid prices come down, as manufacturers realize economies of scale?

Won’t the price premiums evaporate when consumers have a dozen models of hybrid to select from, rather than two?

Won’t the poor air quality in cities inspire health-conscious people to look for vehicles that pollute less in traffic?

Personally I think hybrids make good sense for some drivers right now, and they’ll make even better sense over the next 3 years when driving a hybrid (like installing PV) becomes a financial win. Pratt seems to think, based on the quote above, that hybrids will be luxury option for a tiny percentage of drivers. I disagree.


Tags:
posted to channel: Automotive
updated: 2005-01-13 00:25:21

Monday, January 10th, 2005

iWaste

bad apple!Is the week of MacWorld Expo the wrong time to trash-talk Apple?

The Silicon Valley Toxics Coalition’s iWaste campaign is a clever effort to inspire Apple to make some smarter decisions about end-of-lifing their iPod products.

iWasteThey’ve copped the iPod advertising look and feel… they’ve lampooned the classy blue Apple logo… and they’ve got a great challenge: Really “Think Differently.”

Sign the petition. Or, at least, make sure your iPod gets recycled properly when you upgrade.


Tags:
posted to channel: Personal
updated: 2005-01-30 07:56:27

Sunday, January 9th, 2005

eagle cam

eagle camA crew at the Discovery Channel strapped a miniature TV camera and microwave transmitter onto a golden eagle and collected some amazing video imagery. (A tip of the feathered cap to Bim for the link.)


Tags:
posted to channel: Personal
updated: 2005-01-11 01:52:13

Saturday, January 8th, 2005

ode to soup, the drum mixdown

So, I spent last November recording drums for five songs, and then over Thanksgiving I engineered a two-day session in which my ex-bandmates overdubbed guitars — lots of guitars — bass, and vocals. I have not written about those sessions yet, but plan to, just as soon as I write about the 2nd half of my Utah parks trip (December 2002), the 2nd half of my Greek Islands trip (Sept. 2003), or the middle of my British Columbia trip (July 2004).

I won’t be mixing all these tunes, but I’ll definitely be mixing the drums for all of them. I started with the hardest song of all, my own tune Ode to Soup, because (as reported previously) it was recorded in sections. This means I had two tracks of snare drum, two of kick drum, two hats, four toms (two stereo pairs), and four overheads. Attempting to EQ, compress, and reverb all 14 tracks was killing my workstation’s CPU, because essentially I was trying to do twice as much work as I needed to. Two possible answers were evident:

Needless to say, I queued up store.apple.com right away… no, actually my G5 Upgrade fund has been appropriated and renamed, something about gradeschool tuition? Fortunately my workstation isn’t a complete dog. I recently upgraded the CPU to a 1 GHz model and added another 512 MB RAM. The CPU upgrade came with a tiny bumper sticker reading, “Don’t Laugh; It’s Paid For.”

protools, drum sessionPictured is my ProTools session before combining the individual drum tracks. In most cases I simply solo’d each pair of tracks (e.g. the two snare tracks), set the faders to 0, and used Bounce to Disk to create and import the resulting mix.

In a few cases I applied gating and EQ as well, in an effort to reduce some of the processing I’d need to do later. The problem with applying filters in two passes like this is that fixing mistakes can be time consuming. I had to re-bounce two of the tracks multiple times when I later discovered that some of my filter settings were whacked. Given that I have not completed the final mixdown yet, I may again discover that some of my filter settings were whacked. The beauty of nondestructive editing is that I can always go back and redo this stuff, assuming of course I have the million years necessary to iteratively tweak every picosecond of audio in this song.

During playback I realized that I’d inadvertently achieved a different snare sound during the choruses, because I was playing more of a rimshot. As a result I re-mixed the snare channel with plug-in automation, enabling additional EQ during the choruses to reduce the nasty ringing sound the mic had picked up.

I did some editing too. I had captured pretty clean takes, but there’s always room for improvement. One downbeat in particular was killing me; it was a couple hundredths of a second late, and absolutely murdered the groove coming out of a fill. The repair was easier than I expected… and would have been even easier if I’d discovered the Nudge tool in Pro-Tools.

Then, left with just one set of drum tracks, I replicated the session setup advocated by David Franz in his DigiZine article on Phase-Coherent Drums. The final drum sound will consist of a dry submix, a heavily compressed submix, and a reverb track… 13 faders in all.

I need to play with EQ and compression levels still, but some of that has to wait until I’m ready to mix the bass and guitar. You can hear what I have thus far; the following clip contains an alternating 2-bar phrase to illustrate the change. I’m pleased with my progress, but I think I’m not done yet.

Ode To Soup Drum Excerpt (2 bars dry, 2 bars wet, repeat)

The ‘dry’ sections sound closed and boxy as compared to the ‘wet’ sections. The ghost notes in the dry sections are completely buried, in fact inaudible at low playback levels. The snare sound is much improved — check out how anemic it is, dry — but I’d like to get more of a crack out of it. I experimented with an additional snare track, created by running this track through a sound-replacer plug in (aptrigga, ~$46), but the results didn’t justify the cost. I’ll revisit that decision further in the mixdown process.

The next step is to extract a single guitar track from four takes plus an overdub (plus two harmonies and a powerchord track too!).


Tags:
posted to channel: Music
updated: 2005-01-11 14:12:41

Friday, January 7th, 2005

Ebay promotes recycling

EBay Inc. and Intel Corp. launched a recycling program Thursday to motivate Americans to safely dispose of mounting piles of used computers and other electronic gadgets.

http://www.ebay.com/rethink/

Perhaps most significant about this announcement is this statement, which shows that Ebay’s staff has done its homework:

Rethink will only link to recyclers that promise not to dump the machines in landfills in developing nations — a growing source of environmental toxins in China and southeast Asia.


Tags:
posted to channel: Conservation
updated: 2005-01-10 07:35:34

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Carbon neutral for 2007.