Honestly, how many of those can someone juggle a day? I'd struggle with two yet still more show up every year. It's not big in the US, I heard, but for me it's

Honestly, how many of those can someone juggle a day? I'd struggle with two yet still more show up every year. It's not big in the US, I heard, but for me it's 90% WhatsApp. MySpace used to be huge, then facebook came along. I feel like Instagram, Snapchat and Twitter are slowly replacing facebook. And what makes any of them so perfect to suggest they're the last in line?