======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '182'
                                          'artist'  'Severed Heads'
                                     'text_people'  ''
                                         'release'  'Twist and gout (rarities and unreleased)'
                                           'title'  'unbreakable'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['industrial', 'post punk', 'synthpop', 'songs by bands with the suffix "
 "head', 'electronic', 'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'electronic-experimental;rock-gr-punk-post'
                                             'bpm'  '115.1'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Twist and gout (rarities and unreleased)'
'TBPM' (BPM (beats per minute))                     '115.1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental', 'rock-gr-punk-post']
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         'unbreakable'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Severed Heads'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['industrial',
 'post punk',
 'synthpop',
 'songs by bands with the suffix head',
 'electronic',
 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.40 dB'
'TXXX:replaygain_track_peak'                        '0.587196'

========================== row from database ==========================
                                              'id'  440910
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/severed heads - twist & gout (rarities & unreleased)/1979 - unbreakable.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  182
                                           'genre'  electronic-experimental;rock-gr-punk-post
                                        'filesize'  2202862
                                           'mtime'  1636473433
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm severed heads twist & & 1979 electronic experimental;rock gr punk post
                                      'tag_artist'  Severed Heads
                                     'tag_release'  Twist and gout (rarities and unreleased)
                                       'tag_title'  unbreakable
                                             'bpm'  115.1
                                    'search_title'  'unbreakable':1
                                   'search_artist'  'heads':2 'severed':1
                                  'search_release'  'and':2 'gout':3 'rarities':4,5 'twist':1 'unreleased':6,7
                                     'search_rest'  '1979':4 'electronic':5 'experimental':6,8 'gr':10 'heads':2 'post':12 'punk':11 'rock':7,9 'severed':1 'twist':3
                                    'search_combo'  '1979':14 'and':5C 'electronic':15 'experimental':16,18 'gout':6C 'gr':20 'heads':3B,12 'post':22 'punk':21 'rarities':7C,8C 'rock':17,19 'severed':2B,11 'twist':4C,13 'unbreakable':1A 'unreleased':9C,10C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'post punk', 'synthpop', 'songs by bands with the suffix head', 'electronic', 'experimental']
                                        'tag_date'  1979
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636473432.801791  (2021-11-09 16:57:12)
                             'size'  2202862