They stopped being used as primary weapons because better ones were found - mostly firearms - not because people got bored of it; or reverted to some earlier methods of warfare.
Yes, there is the general class of technologies (warfare, computing ...) and there are particular instances of those for a given time and space and evolve as the landscape changes.
The technology of warfare evolved to better mechanisms, perhaps same with computing.
The technology of warfare evolved to better mechanisms, perhaps same with computing.