Being able to feel tissue tension barrier is the one most crucial aspect for a clinical orthopedic manual therapist performing deep pressure massage. From a mechanical standpoint, it is only pressure beyond the tissue tension barrier that effects therapeutic change (this is not necessarily true neurally).
Being able to feel tissue tension barriers is the one most important hands-on skill that an orthopedic manual therapist needs. Clinical orthopedic manual therapy (massage and stretching) only effects change if we reach tissue tension and then apply slightly more force beyond it.
Pilates is kinesthetic. Verbal talking to direct your client is not. Hands-on Manual direction is. Plain and simple, Pilates is a kinesthetic endeavor.