With the amount of attention around this outage, it feels like YouTube has become completely ubiquitous in modern society. I can't imagine a future in which YouTube just ceases to exist. The company has already become tied to the livelihoods of so many people, and has spawned too many significant subcultures. It's a strange feeling to be alive just after all of the significant technology companies were created and st…
Second, the good old days of "before" we were enterprising enough to invent big data etc. is retroactively constituted, and not apparent until its demise. Before YouTube it was television and radio, magazines and books, and even writing itself. On the technology of writing, Plato said "They will cease to exercise memory because they rely on that which is written, calling things to remembrance no longer from within themselves, but by means of external marks."
These constructions create the appearance of the industry's indestructibility -- certain consequences (the before, the help, or the livelihoods or subcultures you mention) are taken to axiomatic or self-evident, creating a logical construction that is bulletproof in its circular vacuousness. YouTube will die, just as websites before it have died, and technologies before it have died. What comes next might be better or worse.
That is to say, just enjoy your videos if they make you happy.