Collecting digital media for the sake of collecting it, not watching and/or listening to it. Accumulating titles that you have no interest in, no intent of using for entertainment and no desire to do anything with except just possessing it.
I downloaded the complete discography of Michael Buble because I'm a digital-hoarder.
Cramming as much information as possible on a screen, opposite to digital minimalism. Examples: desktop full of icons, most professional programs.
I use digital maximalism to increase my productivity!