change of https://memo.sv/explore/tx/a7d2b17b985c4ea7d64a5470edc3ecf43bb9435173ef9df78fd7b3ddbfaa1d6f

#expl is too general
#ppx - public problematic something
#ppx_expl - ppx-related explanation

#ppx_expl_ppi - public problematic information
#ppx_expl_ppp - public problematic person
#ppx_expl_ppo - public problematic organisation
#ppx_expl_ppa - public problematic account

two letters language code
or
#ppx_expl_ww - world wide

#ppx_expl_new - new object
#ppx_expl_tst - the same thing

#ppx_expl_dp - direct participant
#ppx_expl_ip - indirect participant

#ppx_expl_pcc - personal connection close
#ppx_expl_pcd - personal connection distant
#ppx_expl_pcx - personal connection unclear

#ppx_expl_cont - continuation
#ppx_expl_add - addition
#ppx_expl_corr - correction
#ppx_expl_clar - clarification
#ppx_expl_expl - explanation
#ppx_expl_ch - change
#ppx_expl_reb - rebuttal
#ppx_expl_fake - fake
#ppx_expl_mstk - mistake
#ppx_expl_err - error

#ppx_expl_susp - propose to suspend
#ppx_e...