Bitcoin advertisement or promotion by celebrities are always good to make people interested in bitcoin but the most important thing is the acceptance by governments or everything that will ease people to use bitcoin. Today there are many countries start to accept bitcoin, if government accept bitcoin then bitcoin related company will grow easier. I think the news that we need is bitcoin acceptance by governments.
Indeed, influencers and the government are the top reason for crypto to be widely accepted and gain popularity.
If the government support crypto by adopting and introduce it to people as currency then they will start to use it as an alternative to fiat.
While influencers can create huge impact as well if they promote crypto, because we know these influencers has many followers that look up and believing on them.