Snobbery can be humorous or ironic in the right context, not always serious or harmful. His snobbery about coffee shops was more amusing than offensive.
Pro Tip 2/3
Negative Connotations
'Snobbery' usually implies disapproval and is often seen in a negative light. Her snobbery about fast food chains made her unpopular with her coworkers.
Pro Tip 3/3
Cultural Usage
Snobbery can vary between cultures; what is snobbery in one may be normal in another. In some cultures, dinner table snobbery is just following tradition.