There is some episodes of he recording some videos for the crew, but also there is a quote on the episode Macrocosm who talks about loop videos like tiktok ones.

“NEELIX: Ensign Wildman is one of my most dedicated viewers. According to the time index she activated this programme approximately eleven hours ago. JANEWAY: Why is it still running? NEELIX: The programme is set for automatic playback until it’s turned off. (he turns it off.) The baby’s missing too.”