He said in the title "This may seem stupid" or something similar to that.....
It was rude, and you had no reason to jump like that.
Anyways, I have had a snale travel across a livingroom floor, and not notice it for like 2 months, untill I moved the couch. It was gross. I thought my betta had eaten it. I havent kept a snail since. And that was 4 years ago....