You're right!
There are differents niche for Oracle and MySQL. And in fact, MySQL makes the use of Inno-DB, which it is a Oracle's technology for relational purposes.
I doubt the MySQL will suffer any kind of penalties, instead of I think the MySQL can be benefited with this.
All is need to do is: sit and wait.
Of course! I think that I should get paid when I put my feet on the company and I do not need get paid when I put my feet out. Simple like this. Even if the computer takes 8 hours to boot up!:)