======================== unified (from filesystem) ========================
                                         'bitrate'  '188.879'
                                        'duration'  '204'
                                          'artist'  'The Reverend Horton Heat'
                                     'text_people'  ''
                                         'release'  'Liquor In The Front'
                                           'title'  'Liquor, Beer & Wine'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'Q-PLAY-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['psychobilly', 'rockabilly', 'rock', 'punk', 'punk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '13'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '136.459'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             'A208660D'
'COMM:ID3v1 Comment:XXX'                            'A208660D'
'TALB' (Album/Movie/Show title)                     'Liquor In The Front'
'TBPM' (BPM (beats per minute))                     '136.459'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Liquor, Beer & Wine'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Reverend Horton Heat'
'TRCK' (Track number/Position in set)               '9/13'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.92, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['psychobilly', 'rockabilly', 'rock', 'punk', 'punk rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.549612'

========================== row from database ==========================
                                              'id'  1328188
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Reverend Horton Heat/Liquor In The Front/The Reverend Horton Heat - Liquor, Beer & Wine - 09.mp3
                                         'working'  None
                                         'bitrate'  188
                                    'duration_sec'  204
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  4827332
                                           'mtime'  1620525915
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 09 rock rockabilly psychobilly
                                      'tag_artist'  The Reverend Horton Heat
                                     'tag_release'  Liquor In The Front
                                       'tag_title'  Liquor, Beer & Wine
                                             'bpm'  136.459
                                    'search_title'  'beer':3 'liquor':1,2 'wine':4
                                   'search_artist'  'heat':4 'horton':3 'reverend':2 'the':1
                                  'search_release'  'front':4 'in':2 'liquor':1 'the':3
                                     'search_rest'  '00poprockelectronic':1 'psychobilly':4 'rock':2 'rockabilly':3
                                    'search_combo'  '00poprockelectronic':13 'beer':3A 'front':12C 'heat':8B 'horton':7B 'in':10C 'liquor':1A,2A,9C 'psychobilly':16 'reverend':6B 'rock':14 'rockabilly':15 'the':5B,11C 'wine':4A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psychobilly', 'rockabilly', 'rock', 'punk', 'punk rock']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525915.206804  (2021-05-09 04:05:15)
                             'size'  4827332