agents are processes
each bucket has a process identifier (pid)
atoms are not garbage collected
Generating atoms from user input would mean the user can inject enough different names to exhaust our system memory!
associates the bucket name to the bucket process.
guarantee that it is always up to
erving stale entries
A GenServer is a process that invokes a limited set of functions under specific conditions
two separate functions,
calls and casts.
the client is waiting.
won’t send a response back
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