Friendly wager offer: I'll bet anyone $100 that Facebook is still the largest social network based on monthly active users in 5 years. (Facebook itself, not any companies it acquires.)
We can either use public company stats, or a couple of respected publications' reported usage stats, or a combination of both to decide the winner.
Just as Microsoft Windows is still the largest desktop OS, but nobody seems to care. It is entirely possible to have continued dominance of industry (X) only to find that the value of dominating industry (X) isn't what it used to be...
We can either use public company stats, or a couple of respected publications' reported usage stats, or a combination of both to decide the winner.