"Hello World!" now takes 192 bytes in memory, instead of 12. Traversing (for printing, etc) is at least tens of times slower. Changing it to "Hello World?" is n

"Hello World!" now takes 192 bytes in memory, instead of 12. Traversing (for printing, etc) is at least tens of times slower. Changing it to "Hello World?" is now 12 pointer chases rather than 1 assembly instruction. Etc.