Except that by plucking the races for their stats and rewriting the lore, you ARE making everything about stats and mechanical advantages.
"Ugh, I really want to play a Gloomstalker Ranger as a gruff and earthy miner. I know, I'll be a Wood Elf because I love that Dex, Wis, and speed boost, and then in my setting all Elves will be short and live underground digging out gemstones. Meanwhile all the Dwarves are tall and graceful with pointy ears and live in trees. I'm such a creative genius."
Fuck you and the horse you rode in on, summerfag.