If anything, having a little bit of today's stuff in the far flung furture made it seem more real.
Exactly how I felt. Too much would've been an issue, but the movie handled it incredibly well.....Lets all be honest: 60's style of the future was incredibly naive, so having some 'real world' name drops Like Budweiser seems pretty realistic to me. Beer is gonna make it to the 23rd century folks!!!!