I only judge people by the depth of their squat.
The problem is yes, everything works. Doing everything at once makes you marginal at everything... at best.
If it's important do it everyday.
Their highs are too low and their lows are too high.
The best tonic for soreness is to do the movement that got you sore in the first place.
If you're spending so much time at the gym that your mail is forwarded there, you're not dedicated - you've got a mental disorder.