A naive person who believes that social media can be used to make the world a better place without requiring substantive effort on the part of users.

Decorative marks used to accentuate text; motion lines.

Not In My Backyard Liberal Extremist

nim-bil-it-e

The art of being nimble.

To swindle by some sort of agile manuever

adj. meaning agile. Nimble people are often thin and frail. Piano players are nimble, weak and frail. They would be no longer nimble if their fingers were cut off, so perhaps being nimble isnt all its cracked up to be

1. Making something Quick, light, or agile in movement or action; deft: nimble fingers. See Synonyms at dexterous.
2. Making something Quick, clever, and acute in devising or understanding: nimble wits.

A molested form of the assumedly correct spelling (being "nimbleing")