The inability to get a decent night's sleep because of one's self-imposed obligation to read and reply to every single late night text. This thus results in a long drawn out dialogue which probably would have only lasted about 5 minutes over the phone.
Employee: I'm suffering from textsomnia. I couldn't get a wink of sleep last night because my friend kept texting me about the most random stuff...like Moby Dick...and floggings...and the caloric count of coconuts.
When two people are texting back and forth about an important topic of conversation. Something you should/could call the person about. It involves over 160 character texts and multiple texts.
Text 1: I think we should break up
Text 2: We are not having this textsation right now.