======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '183'
                                          'artist'  'Tipsy'
                                     'text_people'  ''
                                         'release'  'Uh-oh'
                                           'title'  'Fur Teacup'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'electronic', 'downtempo', 'electronica', 'trip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '140.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Uh-oh'
'TBPM' (BPM (beats per minute))                     '140.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Fur Teacup'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tipsy'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['lounge', 'electronic', 'downtempo', 'electronica', 'trip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.60 dB'
'TXXX:replaygain_track_peak'                        '0.509574'

========================== row from database ==========================
                                              'id'  506057
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tipsy - 2001 - Uh-Oh (Asphodel) [192k]/11 Fur Teacup.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  183
                                           'genre'  electronic
                                        'filesize'  4406188
                                           'mtime'  1636912779
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2001 Oh (Asphodel) [192k] 11 electronic
                                      'tag_artist'  Tipsy
                                     'tag_release'  Uh-oh
                                       'tag_title'  Fur Teacup
                                             'bpm'  140.0
                                    'search_title'  'fur':1 'teacup':2
                                   'search_artist'  'tipsy':1
                                  'search_release'  'oh':2 'uh':1 'uhoh':3
                                     'search_rest'  '192k':5,6 '2001':1 'asphodel':3,4 'electronic':7 'oh':2
                                    'search_combo'  '192k':11,12 '2001':7 'asphodel':9,10 'electronic':13 'fur':1A 'oh':5C,8 'teacup':2A 'tipsy':3B 'uh':4C 'uhoh':6C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'electronic', 'downtempo', 'electronica', 'trip hop']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912779.0087025  (2021-11-14 18:59:39)
                             'size'  4406188