Youre looking for Bismuth, the technical speedrun communicator. Hes perfect in everyway.

Also theres Tomatoanus, also speedrun comminicator, excellent work.

Isaac Arthur is a futurist I like for this, hell give you wonderful dreams.

3blueonebrowns visual communicatio style is excellent but ive fallen asleep to his videos tons of times.

Chyrosan22 has the voice of God and he reviews mechanical keyboards, absolutely love it

Donoteat01, justin rosczknyaiacs channel, has perfect shit in his Power Planning and Politics series, hypnotic, funny, and entrancing

Drachinifel is a naval historiographer whos excellent, highly reccomend his video on the second pacific sauadron

Emplemon also has some excellent content

Food Wishes is chef johns youtube channel and he has a very unique way if talking that i love

Hypohystericalhistory has excellent longform documentaries about warstuff

Hope thats enough thats off the top of my head and is through H of my subscriptions lol