Allmusic called this album "a watershed of ambient music" saying that it "reveals no influences and sounds unlike anything that preceded it" - to be honest I think that may be stretching things a wee bit. I bought the first two Aphex Twin "Analogue Bubblebath" EPs in the early 90s, mostly I guess because the inkies were all over them. While I could appreciated the innovation, they were of varying quality and occasionally uninspiring. The same can be levelled at "Selected Ambient Works."
And lets face it ... Ageispolis has a bit too much of the shopping-mall-pan-pipe-thing going on!
A couple of years later The Future Sound of London released the true masterpiece of the genre with Lifeforms