======================== unified (from filesystem) ========================
                                         'bitrate'  '203.435'
                                        'duration'  '183'
                                          'artist'  'Wolfmother'
                                     'text_people'  ''
                                         'release'  'Wolfmother'
                                           'title'  'Love Train'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['stoner rock', 'australian', 'hard rock', 'alternative', 'rock']"
                                     'discogstags'  "['rock', 'hard rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-gr-stoner'
                                             'bpm'  '124.852'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Wolfmother'
'TBPM' (BPM (beats per minute))                     '124.852'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-stoner'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Lame'
'TIT2' (Title/songname/content description)         'Love Train'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Wolfmother'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'hard rock', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['stoner rock', 'australian', 'hard rock', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.63 dB'
'TXXX:replaygain_track_peak'                        '0.327200'

========================== row from database ==========================
                                              'id'  1418362
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Wolfmother/Wolfmother/12-wolfmother-love_train-exe.mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  183
                                           'genre'  rock-gr-stoner
                                        'filesize'  4659117
                                           'mtime'  1636917435
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 12 wolfmother love_train exe rock gr stoner
                                      'tag_artist'  Wolfmother
                                     'tag_release'  Wolfmother
                                       'tag_title'  Love Train
                                             'bpm'  124.852
                                    'search_title'  'love':1 'train':2
                                   'search_artist'  'wolfmother':1
                                  'search_release'  'wolfmother':1
                                     'search_rest'  'exe':8 'garage':2 'gr':10 'love':6 'punk':1 'rock':9 'stoner':4 'surf':3 'train':7 'wolfmother':5
                                    'search_combo'  'exe':12 'garage':6 'gr':14 'love':1A,10 'punk':5 'rock':13 'stoner':8 'surf':7 'train':2A,11 'wolfmother':3B,4C,9
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['stoner rock', 'australian', 'hard rock', 'alternative', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  ['rock', 'hard rock', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1636917435.3641214  (2021-11-14 20:17:15)
                             'size'  4659117