======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '117'
                                          'artist'  'Crypt Keeper'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'Deck The Halls With Parts of Charlie'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-2', 'q-other-3', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['metal', 'punk', 'hardcore', 'rock n roll']"
                                     'discogstags'  "['hardcore', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '97.2'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '97.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Deck The Halls With Parts of Charlie'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Crypt Keeper'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '000,191'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  ['hardcore', 'rock']
'TXXX:lastfmtags'                                   ['metal', 'punk', 'hardcore', 'rock n roll']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.605827'

========================== row from database ==========================
                                              'id'  649808
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Crypt Keeper - 02 - Deck the Halls With Parts of Charlie.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  117
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  2354866
                                           'mtime'  1636916287
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs 02 the electronic experimental oddness
                                      'tag_artist'  Crypt Keeper
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Deck The Halls With Parts of Charlie
                                             'bpm'  97.2
                                    'search_title'  'charlie':7 'deck':1 'halls':3 'of':6 'parts':5 'the':2 'with':4
                                   'search_artist'  'crypt':1 'keeper':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'electronic':4 'experimental':5 'maniacs':2 'music':1 'oddness':6 'the':3
                                    'search_combo'  'charlie':7A 'crypt':8B 'deck':1A 'electronic':16 'experimental':17 'for':11C 'halls':3A 'keeper':9B 'maniacs':12C,14 'music':10C,13 'oddness':18 'of':6A 'parts':5A 'the':2A,15 'with':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['metal', 'punk', 'hardcore', 'rock n roll']
                                        'tag_date'  2010
                                     'discogstags'  ['hardcore', 'rock']

============================== file details ==============================
                                           'mtime'  1636916286.5866508  (2021-11-14 19:58:06)
                             'size'  2354866