make_key: convert scm -> cstr before final scm_remember
make permanent objects

file_sym, data_sym, kv_reader, kv_writer
add some scm_remembers
add some scm_remembers
disable decode error logging

too noisy
render null data (empty list) as ""
make token ID smarter

Don't be fooled by "[[[TOKEN]]]", for example. Step past any
extra "[".
remove redundant "ADD THREAD" message

announce new threads right after launch
suspend post-install mkdirs

avoid unwanted inotify triggers