Simply adding my support to "Use 5e Rules Wherever Possible"
And re: current mage hand convo - Mage Hand is Broken. And makes no sense. It's one of the spells on the spell-focus thread with a note of basically "completely messed up"
*Just started playing BG3 a few weeks back - Patch 7 - so give me a bit of grace if I'm repeating or missing anything from earlier versions.*