I am trying to get into Grin and read and watched a couple of articles and videos. Grin pomotes itself as scalable. However Jasper van der Maarel states [1] it does process only 10 transactions per second. This is definitely not scalable. So, how is that meant to be scalable?

[1] https://www.youtube.com/watch?v=mzHswLujMYc&feature=youtu.be&t=555