======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '317'
                                          'artist'  'Stevie Wonder'
                                     'text_people'  ''
                                         'release'  'In Square Circle'
                                           'title'  'Go Home'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'motown', 'soul', 'funk', 'rnb']"
                                     'discogstags'  "['funk / soul', 'soul', 'contemporary r&b', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk-pop'
                                             'bpm'  '119.405'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'In Square Circle'
'TBPM' (BPM (beats per minute))                     '119.405'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk-pop'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Go Home'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stevie Wonder'
'TPE2' (Band/orchestra/accompaniment)               'Stevie Wonder'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'soul', 'contemporary r&b', 'funk']
'TXXX:lastfmtags'                                   ['pop', 'motown', 'soul', 'funk', 'rnb']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.08 dB'
'TXXX:replaygain_track_peak'                        '0.763403'

========================== row from database ==========================
                                              'id'  1332188
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/368-B Stevie Wonder - Go Home (album version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  317
                                           'genre'  funk or soul-funk-pop
                                        'filesize'  12957864
                                           'mtime'  1620531468
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 368 B (album version) funk or soul funk pop
                                      'tag_artist'  Stevie Wonder
                                     'tag_release'  In Square Circle
                                       'tag_title'  Go Home
                                             'bpm'  119.405
                                    'search_title'  'go':1 'home':2
                                   'search_artist'  'stevie':1 'wonder':2
                                  'search_release'  'circle':3 'in':1 'square':2
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '368':4 'album':6,7 'b':5 'complete':3 'funk':10 'or':11 'pop':13 'soul':12 'version':8,9
                                    'search_combo'  '00poprockelectronic':8 '1985':9 '368':11 'album':13,14 'b':12 'circle':7C 'complete':10 'funk':17 'go':1A 'home':2A 'in':5C 'or':18 'pop':20 'soul':19 'square':6C 'stevie':3B 'version':15,16 'wonder':4B
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'motown', 'soul', 'funk', 'rnb']
                                        'tag_date'  1985
                                     'discogstags'  ['funk / soul', 'soul', 'contemporary r&b', 'funk']

============================== file details ==============================
                                           'mtime'  1620531467.657813  (2021-05-09 05:37:47)
                             'size'  12957864