Entertaining. Around 2:01 or so it sounds like one of the violin samples go flat, I was listening to talk radio at the same time so sorry if I'm mistaken. It's pleasant to listen to and for first time out it's pretty damn good. I doubt Mozart could do so good, although with the tools we have today,he probably could fart 4:22 of bliss. I suggest you study music and get training in harmony and form if only to be able to give a grid to your ideas, a skeleton upon which to build something. It meanders a little; which isn't necessarily bad if that's what you want(?!) For instance listen to the last movement of my award winning camp:
https://soundcloud.com/david-sprouse-76324214/camp-1-gnat2-bear3-wood-4-fire It's intentionally static, it basically goes nowhere. If you study the history of music, at least you'll be able to defend whatever you choose to compose against puerile criticism from the know-nothings like us! :D:D