======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '252'
                                          'artist'  'Vitamin Z'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Burning Flame (7")'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '107.893'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '107.893'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Burning Flame (7")'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Vitamin Z'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'synth pop', 'pop', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.66 dB'
'TXXX:replaygain_track_peak'                        '0.389207'

========================== row from database ==========================
                                              'id'  1517014
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/188-B Vitamin Z - Burning Flame (7_ Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  252
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  10112559
                                           'mtime'  1676039514
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 188 (7_ Mix) electronic we electropop or synthpop
                                      'tag_artist'  Vitamin Z
                                     'tag_release'  None
                                       'tag_title'  Burning Flame (7")
                                             'bpm'  107.893
                                    'search_title'  '7':3,4 'burning':1 'flame':2
                                   'search_artist'  'vitamin':1 'z':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '188':4 '1985':2 '7':5,6 'complete':3 'electronic':9 'electropop':11 'mix':7,8 'or':12 'synthpop':13 'we':10
                                    'search_combo'  '00poprockelectronic':7 '188':10 '1985':8 '7':3A,4A,11,12 'burning':1A 'complete':9 'electronic':15 'electropop':17 'flame':2A 'mix':13,14 'or':18 'synthpop':19 'vitamin':5B 'we':16 'z':6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'pop', 'rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676039514.3420272  (2023-02-10 15:31:54)
                             'size'  10112559