Mines is "Hey You, Get Off My Cloud."
Little Fluffy Clouds - The Orb.
I can imagine a tearful post human looking back with nostalgia from the future to a time when their ancestors could touch the substrate...
Lol. Good one!
I wonder if there are any SaaSy song songs out there. Or cowpokes who Head em off at the PaaS. Or for Joni Mitchell fans:
"IaaSterday a child came out to wonder..."
By way, there is "You're so vain..."
You could reach out into the archives into King Crimson: 21st Schizoid Man?
A modern interpretation of XaaS - Everything as a Service
In addition to music to express your feelings, but the songtext in the poems are intended to convey important messages of political and social topics from many angles, you should take advantage of that.