Originally Posted by
hokiefyd
I think the comment was that the recumbent bike had a cassette wear out before the chain, which is usually not the case with typical bikes. It appears that everyone's in agreement that the much longer chain delays wear-out of the chain, but cassettes will continue to wear at the expected rate.
A chain that takes longer to wear out should mean the cassette (assuming new) wears out "less fast", since wear on either part accelerates wear on the other.
OTOH, if one part is "semi worn", one could expect it to cause the other "new" part to start to wear a bit prematurely.