Long time no hear Luke.
So you were in Rotterdam, my birth city ! Where exactly is this venue, is it in De Doelen ?
I would agree with Daniel in that this is technically very proficient but rather too notey and mechanical. The point about
Chopin etudes is that they should not sound just like technical exercises. You certainly have a very good basis here to create
something beautiful and compelling, once you can touch the music underneath all the notes (rather than cannons buried under flowers, maybe here we have flowers buried under cannons - just a thought
I don't have the score at hand but I believe at 1:20 you make a read error in the RH. Apart from that, little to nag on the technical front. If you had not worked on this for a while, you certainly have it in the fingers very well.