======================== unified (from filesystem) ========================
                                         'bitrate'  '243.439'
                                        'duration'  '132'
                                          'artist'  'Anal Cunt'
                                     'text_people'  ''
                                         'release'  'Top 40 Hits'
                                           'title'  'Lives Ruined By Music'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-4', 'q-grit-4', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['grindcore', 'noise', 'metal', 'noisegrind', 'comedy', 'noisecore']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '28'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'eid-metal-noise'
                                             'bpm'  '125.006'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Top 40 Hits'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-noise'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Lives Ruined By Music'
'TKEY' (Initial key)                                '5A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Anal Cunt'
'TRCK' (Track number/Position in set)               '28'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['grindcore', 'noise', 'metal', 'noisegrind', 'comedy', 'noisecore']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.32 dB'
'TXXX:replaygain_track_peak'                        '0.612823'

========================== row from database ==========================
                                              'id'  1391581
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Anal Cunt/Top 40 Hits/28-anal_cunt-lives_ruined_by_music-3hz.mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  132
                                           'genre'  eid-metal-noise
                                        'filesize'  4023150
                                           'mtime'  1620310841
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 28 anal_cunt lives_ruined_by_music 3hz eid metal noise
                                      'tag_artist'  Anal Cunt
                                     'tag_release'  Top 40 Hits
                                       'tag_title'  Lives Ruined By Music
                                             'bpm'  125.006
                                    'search_title'  'by':3 'lives':1 'music':4 'ruined':2
                                   'search_artist'  'anal':1 'cunt':2
                                  'search_release'  '40':2 'hits':3 'top':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '28':3 '3hz':10 'anal':4 'by':8 'cunt':5 'eid':11 'lives':6 'metal':12 'music':9 'noise':13 'ruined':7
                                    'search_combo'  '00dwimp':10 '00metal':11 '28':12 '3hz':19 '40':8C 'anal':5B,13 'by':3A,17 'cunt':6B,14 'eid':20 'hits':9C 'lives':1A,15 'metal':21 'music':4A,18 'noise':22 'ruined':2A,16 'top':7C
                                    'tag_tracknum'  28
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['grindcore', 'noise', 'metal', 'noisegrind', 'comedy', 'noisecore']
                                        'tag_date'  1994
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310841.490389  (2021-05-06 16:20:41)
                             'size'  4023150