That doesn't mean 5E plays or even feels anything like TSR D&D. (Actually, I personally think it feels like the height of 2E, but that's a different thing.)
it will take a little rework of what classes atually ARE in SD, but that's okay.
I have often considered trying to break all the 5E class and subclass abilties into talent trees to make that game classless (but with levels still) and I decided ultimately that the juice probably isn't worth the...
As an aside, my next project is going to be to try and create a "career tree" system for Shadowdark somewhat inspired by the old WHFRP one. Your level 1 is a scrub, levels 2-4 is somewhat better, levels 5-7 a real pro and levels 8-10 the pinnacle of the line. All using prereqs and stuff so there...
In general, I don't mind "classes" (archetypes, whatever) especially if there is some room to customise. I am not a huge fan of the way 5E does it because you have essentially made your last choice by 3rd level, but systems that offer continued choices within classes are okay.
I also like point...