Over the past few years, eBay has had slower growth compared to some flashier e-commerce giants. It’s still a major player, but more niche. Over the next five years, eBay will likely lean deeper into secondhand and collectible markets. Growth probably won’t be explosive—it’ll be steady, focusing on what it does best: a marketplace for unique, hard-to-find, and value-driven items

Yes its being left behind.

It hasn't been a team effort at all, the sellers have been saying for many years now, that its going in the wrong direction but they wouldn't listen.