======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '238'
                                          'artist'  'Black Eyed Peas'
                                     'text_people'  ''
                                         'release'  'Elephunk'
                                           'title'  "Labor (It's A Holiday)"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'hip hop', 'pop', 'rap']"
                                     'discogstags'  "['hip hop', 'funk / soul', 'rnb/swing', 'soul', 'funk', 'conscious']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '104.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Elephunk'
'TBPM' (BPM (beats per minute))                     '104.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         "Labor (It's A Holiday)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Black Eyed Peas'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['hip hop', 'funk / soul', 'rnb/swing', 'soul', 'funk', 'conscious']
'TXXX:lastfmtags'                                   ['rnb', 'hip hop', 'pop', 'rap']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.429046'

========================== row from database ==========================
                                              'id'  1516248
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Black Eyed Peas - Black Eyes Peas/Elephunk/02 - Black Eyed Peas - Labor (It_s A Holiday).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  238
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  5731394
                                           'mtime'  1636910317
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip Eyes 02 (It_s electronic trip hop downtempo acid jazz
                                      'tag_artist'  Black Eyed Peas
                                     'tag_release'  Elephunk
                                       'tag_title'  Labor (It's A Holiday)
                                             'bpm'  104.0
                                    'search_title'  'a':5 'holiday':6,7 'it':2 'its':4 'labor':1 's':3
                                   'search_artist'  'black':1 'eyed':2 'peas':3
                                  'search_release'  'elephunk':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':12 'downtempo':11 'electronic':8 'eyes':3 'hop':10 'it':4,6 'jazz':13 's':5,7 'trip':9
                                    'search_combo'  '00poprockelectronic':12 '00trip':13 'a':5A 'acid':23 'black':8B 'downtempo':22 'electronic':19 'elephunk':11C 'eyed':9B 'eyes':14 'holiday':6A,7A 'hop':21 'it':2A,15,17 'its':4A 'jazz':24 'labor':1A 'peas':10B 's':3A,16,18 'trip':20
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'hip hop', 'pop', 'rap']
                                        'tag_date'  2003
                                     'discogstags'  ['hip hop', 'funk / soul', 'rnb/swing', 'soul', 'funk', 'conscious']

============================== file details ==============================
                                           'mtime'  1636910316.8300703  (2021-11-14 18:18:36)
                             'size'  5731394