I have no doubt about uber being around in 20 years, they're just too well established and understand where the industry is heading to become irrelevant.
Though what I do think will happen is an erosion of their lead where they go from the sole 800lb gorrilla in the west to being one of many with automakers coming into their own offering self driven taxi style service on what will probably be a subscription model (like how we have monthly payments for cars today).
You could proxy using nginx to allow read only access to specific endpoints, there's a few good posts about it going into better detail than me, for example:
Doubt it had any other meaning other than the team just having fun making a quip at the Boaty Mcboatface poll for a ship's name.