======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '118'
                                          'artist'  'Lunachicks'
                                     'text_people'  ''
                                         'release'  'Pretty Ugly'
                                           'title'  'Yeah'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                     'discogstags'  "['punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '114.028'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pretty Ugly'
'TBPM' (BPM (beats per minute))                     '114.028'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Yeah'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lunachicks'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.65 dB'
'TXXX:replaygain_track_peak'                        '0.454386'

========================== row from database ==========================
                                              'id'  1358801
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lunachicks/MBZ;#Lunachicks;#Pretty Ugly;#01;#Yeah.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  118
                                           'genre'  
                                        'filesize'  2846592
                                           'mtime'  1652397905
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Lunachicks;#Pretty Ugly;#01;#Yeah
                                      'tag_artist'  Lunachicks
                                     'tag_release'  Pretty Ugly
                                       'tag_title'  Yeah
                                             'bpm'  114.028
                                    'search_title'  'yeah':1
                                   'search_artist'  'lunachicks':1
                                  'search_release'  'pretty':1 'ugly':2
                                     'search_rest'  '00poprockelectronic':1 '01':9,12 'lunachicks':3,6 'mbz':2,5 'pretty':4,7 'ugly':8,11 'yeah':10,13
                                    'search_combo'  '00poprockelectronic':5 '01':13,16 'lunachicks':2B,7,10 'mbz':6,9 'pretty':3C,8,11 'ugly':4C,12,15 'yeah':1A,14,17
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  []
                                        'tag_date'  1997
                                     'discogstags'  ['punk', 'rock']

============================== file details ==============================
                                           'mtime'  1652397905.151029  (2022-05-13 01:25:05)
                             'size'  2846592