Yes, Harry Potter does promote witchcraft though it must be said that
1)it is inadvertent (I could say that Twilight promotes vampiricism) and there is no explicit promotion in the book
2)definitely not satanic(which is probably why you said Satanic witchcraft instead of Satanic wizardry because that will sound really stupid)
So tldr, if you think Satanic wizardry doesn't sound stupid then yeah by all means Harry Potter promotes Satanic withcraft
1) People with dyslexia can read this name right.
2) Assuming that a person writes his name 5 times a day during work/school, a letter takes 1 second to write and he has 40 years of work+school discounting weekends he saves....i dunno about 1 hour?
3) His name is a verb
Actually both will get you ahead in life.
Many studies have shown that people are biased towards attractive people.
E.g. Halo effect
So this helps them socially be it in school or in work.
However, with most societies being meritocratic, education is the main provider of social mobility in moving up the classes and in general brains will provide more mobility than beauty(this is not including extreme cases like models or nobel prize winners).