======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '254'
                                          'artist'  'Covenant'
                                     'text_people'  ''
                                         'release'  'Final Man'
                                           'title'  'Final Man'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '4'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-futurepop'
                                             'bpm'  '109.943'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:ID3v1 Comment:XXX'                            '4+449F5FF3C1D576099B50DA47C4'
'COMM:iTunes_CDDB_IDs:eng'                          '4+449F5FF3C1D576099B50DA47C42EE77C+778486'
'TALB' (Album/Movie/Show title)                     'Final Man'
'TBPM' (BPM (beats per minute))                     '109.943'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-futurepop'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'iTunes X v2.0.3'
'TIT2' (Title/songname/content description)         'Final Man'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Covenant'
'TRCK' (Track number/Position in set)               '1/4'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.42 dB'
'TXXX:replaygain_track_peak'                        '0.595239'

========================== row from database ==========================
                                              'id'  1334088
                                            'path'  /data/Music/Bulk/00poprockelectronic/Covenant/Covenant - Final Man EP/Covenant - Final Man.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  254
                                           'genre'  eid-ebm or industrial or darkwave-futurepop
                                        'filesize'  5090229
                                           'mtime'  1620296713
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic EP eid ebm or industrial or darkwave futurepop
                                      'tag_artist'  Covenant
                                     'tag_release'  Final Man
                                       'tag_title'  Final Man
                                             'bpm'  109.943
                                    'search_title'  'final':1 'man':2
                                   'search_artist'  'covenant':1
                                  'search_release'  'final':1 'man':2
                                     'search_rest'  '00poprockelectronic':1 'darkwave':7 'ebm':4 'eid':3 'ep':2 'futurepop':8 'industrial':6 'or':5
                                    'search_combo'  '00poprockelectronic':6 'covenant':3B 'darkwave':12 'ebm':9 'eid':8 'ep':7 'final':1A,4C 'futurepop':13 'industrial':11 'man':2A,5C 'or':10
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-1', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296713.3348036  (2021-05-06 12:25:13)
                             'size'  5090229