is called (and io_db["record_chunk"] written) if 15 seconds have passed
since the last time it was called. The prefix string is inserted into the
server's input message between its beginning 'input ' and ':'. All activity
- is preceded by a server_test() call.
+ is preceded by a server_test() call. Commands that start with a lowercase
+ letter are ignored when world_db["WORLD_ACTIVE"] is False/0.
"""
server_test()
if io_db["verbose"]: