======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '212'
                                          'artist'  'The Jeff Healey Band'
                                     'text_people'  'Jon Tiven/K. Reid/Sally Tiven'
                                         'release'  'The Very Best of JHB'
                                           'title'  'River of No Return'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['blues rock', 'blues', 'classic rock', 'canadian', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '16'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-pop-early-blues'
                                             'bpm'  '110'
                                             'key'  '12A'
                                        'acoustid'  'b1325a50-405c-436b-bfce-8222ef46185f'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Very Best of JHB'
'TBPM' (BPM (beats per minute))                     '110'
'TCOM' (Composer)                                   'Jon Tiven/K. Reid/Sally Tiven'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early-blues'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'River of No Return'
'TKEY' (Initial key)                                '12A'
'TLEN' (Length)                                     '213466'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Jeff Healey Band'
'TPE2' (Band/orchestra/accompaniment)               'The Jeff Healey Band'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'BMG/Camden'
'TRCK' (Track number/Position in set)               '12/16'
'TSO2'                                              'Healey, Jeff Band, The'
'TSOP' (Performer sort order)                       'Healey, Jeff Band, The'
'TXXX:ASIN'                                         'B00000B9E9'
'TXXX:Acoustid Id'                                  'b1325a50-405c-436b-bfce-8222ef46185f'
'TXXX:Artists'                                      'The Jeff Healey Band'
'TXXX:BARCODE'                                      '743216033829'
'TXXX:CATALOGNUMBER'                                '74321 603382'
'TXXX:MusicBrainz Album Artist Id'                  '9fac4087-8201-4b74-a619-e77b1602aaf4'
'TXXX:MusicBrainz Album Id'                         '59b053d5-7a77-4076-b061-3aca130aad63'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '9fac4087-8201-4b74-a619-e77b1602aaf4'
'TXXX:MusicBrainz Release Group Id'                 '6cd07735-0c26-3e41-b473-5fad876ab15f'
'TXXX:MusicBrainz Release Track Id'                 '0c979fee-f249-3638-948e-833783cfde23'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['blues rock', 'blues', 'classic rock', 'canadian', 'rock']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                        '-0.72 dB'
'TXXX:replaygain_track_peak'                        '0.514601'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7eb8c410-a36a-4e65-95c6-9e1b3182ca29')

========================== row from database ==========================
                                              'id'  1421789
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Jeff Healey/Jeff Healey - The Very Best of Jeff Healey/12 River of No Return.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  212
                                           'genre'  rock-pop-early-blues
                                        'filesize'  3475571
                                           'mtime'  1620736423
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 12 rock pop early blues
                                      'tag_artist'  The Jeff Healey Band
                                     'tag_release'  The Very Best of JHB
                                       'tag_title'  River of No Return
                                             'bpm'  110.0
                                    'search_title'  'no':3 'of':2 'return':4 'river':1
                                   'search_artist'  'band':4 'healey':3 'jeff':2 'the':1
                                  'search_release'  'best':3 'jhb':5 'of':4 'the':1 'very':2
                                     'search_rest'  'blues':8 'country':4 'early':7 'exotica':2 'jazz':1 'oldies':3 'pop':6 'rock':5
                                    'search_combo'  'band':8B 'best':11C 'blues':21 'country':17 'early':20 'exotica':15 'healey':7B 'jazz':14 'jeff':6B 'jhb':13C 'no':3A 'of':2A,12C 'oldies':16 'pop':19 'return':4A 'river':1A 'rock':18 'the':5B,9C 'very':10C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['blues rock', 'blues', 'classic rock', 'canadian', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736422.6999016  (2021-05-11 14:33:42)
                             'size'  3475571