Explain the yikes?
It's not the DM's sole job to make the fun.
The campaign's combats might be great
The campaign's interactions might be great
The campaign's exploration might be great
However if the setting is a copy and paste of one of most popular settings, it takes an above average DM to keep that aspect of the game interesting.
My criticisms are not a targeted attack against you or any other poster.
My point is that copying 10, 20, 30, 40 year old fantasy tropes whole cloth might not excite the long time fantasy fan or D&D fan.
DMs aren't authors and I've been a proponent of Worldbuilding help in the DMG for