======================== unified (from filesystem) ========================
                                         'bitrate'  '229.586'
                                        'duration'  '214'
                                          'artist'  'HorrorPops'
                                     'text_people'  ''
                                         'release'  'Bring It On!'
                                           'title'  "Hit 'N Run"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'punk rock', 'psychobilly', 'punk', 'rockabilly']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '113.517'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bring It On!'
'TBPM' (BPM (beats per minute))                     '113.517'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "Hit 'N Run"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'HorrorPops'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['female vocalists', 'punk rock', 'psychobilly', 'punk', 'rockabilly']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.35 dB'
'TXXX:replaygain_track_peak'                        '0.330945'

========================== row from database ==========================
                                              'id'  1235896
                                            'path'  /data/Music/Bulk/00dwimp/Horrorpops/Bring it On/02-horrorpops-hit_n_run.mp3
                                         'working'  None
                                         'bitrate'  229
                                    'duration_sec'  214
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  6153699
                                           'mtime'  1620525159
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Horrorpops 02 horrorpops hit_n_run rock rockabilly psychobilly
                                      'tag_artist'  HorrorPops
                                     'tag_release'  Bring It On!
                                       'tag_title'  Hit 'N Run
                                             'bpm'  113.517
                                    'search_title'  'hit':1 'n':2,3 'run':4
                                   'search_artist'  'horror':2 'horrorpops':1 'pops':3
                                  'search_release'  'bring':1 'it':2 'on':3
                                     'search_rest'  '00dwimp':1 'hit':3 'horrorpops':2 'n':4 'psychobilly':8 'rock':6 'rockabilly':7 'run':5
                                    'search_combo'  '00dwimp':11 'bring':8C 'hit':1A,13 'horror':6B 'horrorpops':5B,12 'it':9C 'n':2A,3A,14 'on':10C 'pops':7B 'psychobilly':18 'rock':16 'rockabilly':17 'run':4A,15
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'punk rock', 'psychobilly', 'punk', 'rockabilly']
                                        'tag_date'  2005
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620525159.3812215  (2021-05-09 03:52:39)
                             'size'  6153699