Well - the videos don't look very persuasive to me, I am not an expert though. But judging from the same wikipedia article experts weren't impressed either... I mean even Pentagon itself comments that

"UAP probably lack a single explanation", and proposed five possible categories of explanation: airborne clutter, natural atmospheric phenomena, US government or industry development technology, foreign craft, and an "Other" category

When you say aliens - I am thinking something like the "Close Encounters of the Third Kind" - and all I got was learning about bokeh and paralax 😇