10 ms·
For perspective, the current world population is estimated to be 7–8 billion. I'd be curious to find an estimate of only developed countries.
by tedmiston 10y ago
For perspective, the current world population is estimated to be 7–8 billion.
I'd be curious to find an estimate of only developed countries.
- bdcravens 10y agoI presume most iPhone users have owned several.