gadget envy
Gadget envy is when someone buys the newest shiny toy just because it's popular and everyone else has it. They don't care if it's overpriced or if their old gadget still works.
'I had to get the new phone even though mine still takes pictures!', @joe123
'Why does she have the latest watch and I don’t? I'm gonna buy it just to be mean.', DM from @sally456
'I bought the new laptop even though mine is fine. I just hate being left out.', tweet from @technerd789