IIRC they actually went to valve's office and showed screenshots of source engined games running under Ubuntu natively.
I wouldn't be surprised if they have it "90%" ready-to-go and just need some serious domains experts to do the last 90%. Not to mention for bugfixing , updates down the line as well as maybe porting some of their new tech (HL3 engine?) to Linux.
I wouldn't be surprised if they have it "90%" ready-to-go and just need some serious domains experts to do the last 90%. Not to mention for bugfixing , updates down the line as well as maybe porting some of their new tech (HL3 engine?) to Linux.