My remote does not have a skip or swap button. It does have a swap button under PIP.
From the investor relations page: DVR records over 30 hours, 7 hours in HD.
Here's what I've got recorded thus far:
Survivor, CBS, 60 min. SD
Beavers, InHD, 45 min. HD
Graffiti Bridge, InHD 105 min. HD
Laura McKenzie's Traveler, InHD 30 min. HD
Traveler (London), Discovery Channel 707, 120 min. HD
Oregon/UCLA game, recorded on Ch. 704, 240 min. SD
American Chopper, recorded on Ch. 707, 60 min. HD
MTV, recorded on Ch. 63, 30 min. SD
MTV, recorded on Ch. 63 30 min. SD
Amazing Race, CBS, 120 min. SD
As for the remote...I haven't even used the supplied remote. I'm using my Sony RM-AV3000.
I haven't tried to program a 30 sec. skip or tuner swap.
The buttons on the remote Comcast gave me are:
AUX, VCR, CBL, TV
Guide, Menu, Info
Page +, Page -, Mute, A, B, C, Exit, Help, Last
OK button surrounded by Arrow Up, Arrow Down, Arrow Left, Arrow Right
VOL +, VOL -, VOD, PPV, FAV, CH +, CH -
Rewind, Play, Fast Forward, Stop, Pause, Record
Replay, List, Live TV
Day -, Day +
1, 2, 3
4, 5, 6
7, 8, 9
Aspect, 0, Enter (musical note icon on this button)
These are all PIP buttons:
On/Off, Swap, Move, CH +, CH -