I wouldn't say things like "gratuitous negativity" to anyone's face IRL. That would come off as annoying at best when two adults are trying to have a conversation.
>What is the purpose of the parent comment? To score a point? To show us all the commenter is smarter than the vulgus?
To defend their technology/language of choice, who they felt was undeservingly dismissed as obsolete?
>The same point could have been made without the condescension.
I think the "less competition" is a valid point. People that dismiss languages as "old" or not fashionable enough, often miss opportunities in niche areas -- case in point all the COBOL jobs.