That is not logical as Spock would say. It's the weirdest thing if it's true. How do you know that if it's hidden and why would they do so? That was the reason I missed the opportunity to buy it on summer sale.
I only find this information but otherwise there are no system requirements for Mac or no Apple symbol on the Bioshock 2 products:
Buying BioShock 2™ gets you BioShock 2™ Remastered! For that feature list, click here!
BioShock 2™ for Mac is currently only available in the original release
Buying Minerva's Den will also get you Minerva's Den Remastered! For details on that version, click here!
Minerva’s Den for Mac is currently only available in the original release