How do cause-and-effect relationships explain the failures and successes of the invention process?

Invention is a new process, method or technology. Its aim at solving a particular problem.

The cause-and-effect relationship with Invention. Most inventions are made for a purpose, some inventions comes in form of modification of the existing one and some are entirely new. If an invention is able to meet the demand and satisfy the needs for which it was made then it has a good cause-and-effect relationship and it could be the beginning of it

Success.

on the other hand, if an invention is not addressing any problem then its marks the beginning of its failure.