======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '92'
                                          'artist'  'Ren and Stimpy'
                                     'text_people'  ''
                                         'release'  'Audio Oddities #1'
                                           'title'  'The Hanging Song'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-2', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-1', 'q-other-1', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['comedy', 'soundtrack', 'cartoon', 'all', 'tv']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '120.758'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Audio Oddities #1'
'TBPM' (BPM (beats per minute))                     '120.758'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'The Hanging Song'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ren and Stimpy'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'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:lastfmtags'                                   ['comedy', 'soundtrack', 'cartoon', 'all', 'tv']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.496025'

========================== row from database ==========================
                                              'id'  1302378
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Louis Nye - Audio Oddities/Audio Oddities issue 01/08 - Ren and Stimpy - The Hanging Song.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  92
                                           'genre'  electronic-unsorted
                                        'filesize'  1476608
                                           'mtime'  1642340162
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Louis Nye issue 01 08 electronic unsorted
                                      'tag_artist'  Ren and Stimpy
                                     'tag_release'  Audio Oddities #1
                                       'tag_title'  The Hanging Song
                                             'bpm'  120.758
                                    'search_title'  'hanging':2 'song':3 'the':1
                                   'search_artist'  'and':2 'ren':1 'stimpy':3
                                  'search_release'  '1':3,4 'audio':1 'oddities':2
                                     'search_rest'  'electronic':4 'issue':3 'louis':1 'nye':2 'unsorted':5
                                    'search_combo'  '1':9C,10C 'and':5B 'audio':7C 'electronic':14 'hanging':2A 'issue':13 'louis':11 'nye':12 'oddities':8C 'ren':4B 'song':3A 'stimpy':6B 'the':1A 'unsorted':15
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  ['comedy', 'soundtrack', 'cartoon', 'all', 'tv']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642340161.843507  (2022-01-16 14:36:01)
                             'size'  1476608