The new fuel thing Is the future now for the 'car of the
future'? Not quite, but it may come sooner than you think - and
from GM, says Fortune's Alex Taylor. By Alex Taylor III, Fortune
senior editor  (Fortune Magazine) -- Stop. Reboot. Roll! In the
future, that might be the most common advice from your friendly
neighborhood gas jockey. Except he would be pumping hydrogen,
not gas. And while your future car would look much the same as
what's parked in your driveway right now, it will drive without
disgorging many of today's problems--smog, pollution, dependence
on nasty foreigners.  The secret is under the hood, where there
is no engine in sight, no carburetor, no cylinder block, no oil
pump--just a black box housing thin membranes and an electric
motor. And guess what? The future is almost ready to hit the
road.  The engine has no moving parts but the Sequel gets to 60
in ten seconds.  That, at least, is the pitch from GM, one the
company backed up by inviting a group of journalists to Southern
California to