======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '474'
                                          'artist'  'Ohio Players'
                                     'text_people'  ''
                                         'release'  'Skin Tight '
                                           'title'  'Skin Tight'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['disco', 'rhythm and blues', 'soul', 'funk', '70s']"
                                     'discogstags'  "['soul', 'funk', 'disco', 'funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '109.9'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Skin Tight '
'TBPM' (BPM (beats per minute))                     '109.9'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1974'
'TIT2' (Title/songname/content description)         'Skin Tight'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ohio Players'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['soul', 'funk', 'disco', 'funk / soul']
'TXXX:lastfmtags'                                   ['disco', 'rhythm and blues', 'soul', 'funk', '70s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.88 dB'
'TXXX:replaygain_track_peak'                        '0.730803'

========================== row from database ==========================
                                              'id'  1113820
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/ohio players/1974 1 skin tight/a1 ohio players - skin tight.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  474
                                           'genre'  funk or soul-funk
                                        'filesize'  11402664
                                           'mtime'  1620665747
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul ohio players 1974 1 skin tight a1 ohio players skin tight funk or soul funk
                                      'tag_artist'  Ohio Players
                                     'tag_release'  Skin Tight 
                                       'tag_title'  Skin Tight
                                             'bpm'  109.9
                                    'search_title'  'skin':1 'tight':2
                                   'search_artist'  'ohio':1 'players':2
                                  'search_release'  'skin':1 'tight':2
                                     'search_rest'  '1':7 '1974':6 'a1':10 'funk':2 'ohio':4 'or':11 'players':5 'skin':8 'soul':3 'swing':1 'tight':9
                                    'search_combo'  '1':13 '1974':12 'a1':16 'funk':8 'ohio':3B,10 'or':17 'players':4B,11 'skin':1A,5C,14 'soul':9 'swing':7 'tight':2A,6C,15
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['disco', 'rhythm and blues', 'soul', 'funk', '70s']
                                        'tag_date'  1974
                                     'discogstags'  ['soul', 'funk', 'disco', 'funk / soul']

============================== file details ==============================
                                           'mtime'  1620665746.9677632  (2021-05-10 18:55:46)
                             'size'  11402664