I have a feelings that this guy will be invited by regulatory bodies soon because of this shilling of doge.
I will not advise everyone to buy Altcoins because of someone influences, that's not adoption but manipulation. At point, there wouldn't be more to present to the audience and believe me, it will end up as pieces os shit and before then, Elon musk and other celebrities would have been filthy richer and livjng you behind the poverty close door.
Do your own research, there 100th of projects to buy into, look at their fundamentals and you would have something to hold onto even at bear market.