> However, he also said that he told agents about legally consuming cannabis in Germany and New Mexico, in places where it was legal to do so, after they extensively questioned him about drug smuggling, terrorism and extremism. He was also taken to a guarded room and asked to surrender his shoes, phone and backpack.

It was only then that they unlocked his phone and saw the meme. I won't speculate about whether they might have overlooked his drug use if he hadn't had that meme, but by his own account, he got in trouble for admitting to drug use.

The article says marijuana is legal in New Mexico, but it's still illegal under federal law.