Good point, and this would concern me, but clearly the marketing...

Good point, and this would concern me, but clearly the marketing ROI is working as you can see by the uptake of US investors and traders. I think it's a priority to continue to increase the spend and take more market share. Also the continued development / UX of the app is crucial to maintaining a competitive advantage over these smaller tech companies.

It looks like they also have some decent strategies in place to continue to grow traders and Cath is a smart appointment.