I think a statement like "...and AltaVista is just a fad" is more appropriate, considering that ride-sharing is likely to continue being relevant but the companies that provide it will come and go.
That's a typical canned response, but there's many things about the early Internet (and Internet I assume you mean the Web) that didn't make it because they were unsustainable.
I think a statement like "...and AltaVista is just a fad" is more appropriate, considering that ride-sharing is likely to continue being relevant but the companies that provide it will come and go.