"Kool-Aid" comes in many forms in the fitness world of late. CrossFit, Westside (and its many variants), Heavy Duty Training (aka "High Intensity Training"), and 5x5 programs are pretty common in strength and conditioning circles. In the kettlebell world, there are different flavors of Kool-Aid as well.
A couple of questions for the Kool-Aid drinkers out there:
Is it necessary to “drink the Kool-Aid” if you want to see how far a specific program can take you?
If you “drink the Kool-Aid” does that render you completely incapable of seeing a program’s possible limitations?
....to be continued.