Nobody else can respond to these inquiries apart from you, as it constitutes a genuinely individual choice. Your psychological condition and thought process are distinctive, and providing you with a generalized statement is unfeasible. Your observation regarding being 5’8.5″ falls somewhat into the category of “somewhat short, but not entirely.” Scientific data indicates advantages in height progression from under 5’10” to 5’10”. Furthermore, there are advantages in progressing even up to 6’0″, although the benefits diminish significantly beyond this point.