Did anyone think that MAYBE he has an opinion?
And what's more, if he really didn't like it because he didn't know how to use it, then rather than accusing him of trolling and laughing at him for being a "terrible person", why dont you help him by a. giving him a program that may/may not help him learn more about editing programs so he can go back on Flash someday, or b. help with his reason for not liking Flash, instead of telling him he's stupid because he can't do _________.