Will Apple's (AAPL) next iPhone software update -- the 3.0
software due this summer -- give iPhone developers a chance to
make better mobile video apps?  So far, they've been a mixed
bag. For instance, Sling Media's new SlingPlayer app sounds neat
-- stream the video from your home TV to your iPhone -- but it's
crippled: It only works via wi-fi, and not AT&T's (T) 3G
network.  Why not? AT&T admits that its often-pokey 3G network
can't handle the app's bandwidth requirements: "Slingbox, which
would use large amounts of wireless network capacity, could
create congestion and potentially prevent other customers from
using the network," the company said in a statement.  It's
possible that AT&T is just saying this to keep bandwidth-
intensive video apps off its network, which don't provide any
additional revenue to AT&T but do provide additional cost. But
it's also possible -- we don't know -- that Sling just didn't
make a very efficient streaming app. Streaming video apps, so
far, have been mostly improvised, as Ap