Circling around the whole issue of converting old school D&D material to 5e, I've come to another point - just fucking GM, baby! That's the real stuff. Slavishly adhering to a rulebook or linear adventure script is not roleplaying.
Below, is just some D&D inspiration... your moment of zen, so to speak.
Thanks for watching! If you want me to make a video about another RPG subject, just ask.
Venger As'Nas Satanis
High Priest of Kort'thalis Publishing