yitayningwut: Nu nu, most people aren’t, least of all me. Most ashkenazim only know kaballa as it applies to history of minhagim or to chassidus.
quark2:
a- We’ll have to see it inside then.
b- I’m modeh ksus yom/lailah is based on function. I’m not modeh that function is based on kavannah. In fact l’chol hadeyos the beged does not need lishma, which means that if the beged is a shirt — and any beged with a shiur is big enough — then it’s ksus yom. Of course that gives us an interesting shaila about the longer tallesim ktanim that reach to mid-thigh or lower. If they’re long enough that they look like a nightgown they may be patur altz ksus lailah!
Also, I’d say that you’re kasha is a good reason to wear nea-tzit. They are definitely a beged with a function.