======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '224'
                                          'artist'  'Dave Ball'
                                     'text_people'  ''
                                         'release'  'Gothic Club Classics, Volume 2'
                                           'title'  'In Strict Tempo'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['experimental', 'new wave', 'electronic', 'minimal synth', 'gavin friday']"
                                     'discogstags'  "['new wave', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock-gothrock'
                                             'bpm'  '108.762'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Gothic Club Classics, Volume 2'
'TBPM' (BPM (beats per minute))                     '108.762'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock-gothrock'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'In Strict Tempo'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dave Ball'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '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'                                  ['new wave', 'electronic', 'experimental']
'TXXX:lastfmtags'                                   ['experimental', 'new wave', 'electronic', 'minimal synth', 'gavin friday']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.466679'

========================== row from database ==========================
                                              'id'  1394780
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Gothic_Club_Classics_Volume_2/CD_1/04_-_Dave_Ball_-_In_Strict_Tempo.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  224
                                           'genre'  eid-goth or gothrock-gothrock
                                        'filesize'  5387192
                                           'mtime'  1620300626
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Gothic_Club_Classics_Volume_2 CD_1 04_ _Dave_Ball_ _In_Strict_Tempo eid goth or gothrock gothrock
                                      'tag_artist'  Dave Ball
                                     'tag_release'  Gothic Club Classics, Volume 2
                                       'tag_title'  In Strict Tempo
                                             'bpm'  108.762
                                    'search_title'  'in':1 'strict':2 'tempo':3
                                   'search_artist'  'ball':2 'dave':1
                                  'search_release'  '2':6 'classics':3,4 'club':2 'gothic':1 'volume':5
                                     'search_rest'  '00dwimp':1 '00ebm':2 '04':13 '1':12 '2':10 'ball':15 'cd':11 'classics':8 'club':7 'darkwave':4 'dave':14 'eid':19 'goth':5 'gothic':6 'gothrock':21 'in':16 'industrial':3 'or':20 'strict':17 'tempo':18 'volume':9
                                    'search_combo'  '00dwimp':12 '00ebm':13 '04':24 '1':23 '2':11C,21 'ball':5B,26 'cd':22 'classics':8C,9C,19 'club':7C,18 'darkwave':15 'dave':4B,25 'eid':30 'goth':16 'gothic':6C,17 'gothrock':32 'in':1A,27 'industrial':14 'or':31 'strict':2A,28 'tempo':3A,29 'volume':10C,20
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['experimental', 'new wave', 'electronic', 'minimal synth', 'gavin friday']
                                        'tag_date'  2001
                                     'discogstags'  ['new wave', 'electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1620300626.207754  (2021-05-06 13:30:26)
                             'size'  5387192