[EbNar]

Why should someone hate on you just because you enjoy decaf?

[globular-toast]

It's common amongst "real men" types. It's basically making fun of someone because they actually like coffee and aren't just drinking it for the drug.

[port11]

Real men drink raw unpasteurised milk while chomping on the coffee beans themselves, of course.

[Bender]

Real men would not care what you consume.