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I don't know about how vest should be capitalised, but M should definitely be capital M. M = Mega = Million. m = milli = 1/1000

Thanks. I checked, and it sounds like it technically should be "MVEST". I updated it.

What I mean is just appreciate for the meaningful chart. I am also not sure what is the correct expression... Would like to learn.

Oh, lol. Well it's mVests now! (At least in my post, hehe)

Sounds like "MVEST" is correct.