Multiclass and Spells - how does it work?

[SpamCreateWater]

It really isn't, we should switch to nonsensical ad hominems.

SpamCreateWater is a ... is a DUMB name.

You're krugaan for a bruisin', buddy.

What about my point that in preparation process you only factor in the classes of each spell casting level as if you were single classed for the number of levels you have for the class?

I.e. Any other level base variables such as combined spell slots are ignored

I've answered this several times It's the whole reason this conversation is happening in the first place.
Your I.E. doesn't translate to what is said.