A combination of '
absolute' and 'obsolete.'
This is the idea that nothing is ever really 'absolute' in the
universe, and that things are destined to become 'obsolete.'
It is used to reference
cynical ideology preventing progress and growth.
It was once thought impossible to fill a gigabyte of data...
Space travel is impossible...
The
world was
flat...
These ideas are now absolete because they were considered to be solid
fact and yet were proved otherwise.