I think they will be accepted. They obviously know what they are doing and have been doing it for a long time. Running a block producing node is a different ballgame than running bitcoin miners but they are well respected and I wouldn't be surprised to see them elected as a BP. If the EOS blockchain takes off like I think it will I know they have the capital and the know how to scale up their operations quickly.
RE: F2Pool, One Of World’s Largest Ethereum Miners, Purchases $3.1 Million USD worth of EOS Tokens. Update: Now owns 500K EOS or $7.31 MM USD worth.