The 100 is a TOUGH RACE. The toughest technical swimmer wins the race.
A good race strategy for swimming the 100 is to train to the technical skills of the race. The technical skills (start, turns, and finishes) combined with a great swim will yield your best personal results.
Lets look at a good race plan for the 100 short course.
Start + breakout = 15m. Swim = 5m. (90%) Turn = 5m. (Accelerate)
Turn breakout = 10m. Swim = 10m. Turn = 5m.
Turn breakout = 10m. Swim = 10m. Turn = 5m.
Turn breakout = 10m. Swim = 10m. Finish.