Useful when teams run on you. My LDE plays good run defense with it.
(
http://goallineblitz.com/game/replay.pl?game_id=108403&pbp_id=6918070) from last game pretty sure strong base activated here, as you can see the OT was pushed to the side.
(
http://goallineblitz.com/game/replay.pl?game_id=108403&pbp_id=6914095) watch the ROT and RG towards the end. See how they are push back quickly in a burst. Looks like strong base there, I'm guessing.
Now if you are asking if it works for pass rushing than I don't know cause my pass rush SA do their jobs when I pass rush, not strong base.
(
http://goallineblitz.com/game/player.pl?player_id=345000) here's my LDE