======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '545'
                                          'artist'  'My Dying Bride'
                                     'text_people'  ''
                                         'release'  'As the Flower Withers'
                                           'title'  'Sear Me'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
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                                      'lastfmtags'  "['melancholic', 'death metal', 'doom metal', 'metal', 'gothic metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '7'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '137'
                                             'key'  '7B'
                                        'acoustid'  'b9e20baa-6500-482e-9f39-20707df934ee'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'As the Flower Withers'
'TBPM' (BPM (beats per minute))                     '137'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Sear Me'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'My Dying Bride'
'TPE2' (Band/orchestra/accompaniment)               'My Dying Bride'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Peaceville'
'TRCK' (Track number/Position in set)               '2/7'
'TSO2'                                              'My Dying Bride'
'TSOP' (Performer sort order)                       'My Dying Bride'
'TSRC' (ISRC (international standard recording code))  'GBCQV0500968'
'TXXX:Acoustid Id'                                  'b9e20baa-6500-482e-9f39-20707df934ee'
'TXXX:Artists'                                      'My Dying Bride'
'TXXX:BARCODE'                                      '5020157103220'
'TXXX:CATALOGNUMBER'                                'CDVILE 32'
'TXXX:MusicBrainz Album Artist Id'                  '2f04ad1f-9f97-41d0-a09c-59c40dfe9cd1'
'TXXX:MusicBrainz Album Id'                         '2ed29437-493c-4ff6-b487-40cad2c9d7fd'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2f04ad1f-9f97-41d0-a09c-59c40dfe9cd1'
'TXXX:MusicBrainz Release Group Id'                 '93267b44-6f6e-3a5d-939b-21c11b737af6'
'TXXX:MusicBrainz Release Track Id'                 '88904cc2-529a-4297-a4f6-adc661a0bb5b'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['melancholic', 'death metal', 'doom metal', 'metal', 'gothic metal']
'TXXX:originalyear'                                 '1992'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.512806'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd8873cef-b767-4e11-bd71-bd4c226f39f6')

========================== row from database ==========================
                                              'id'  1392305
                                            'path'  /data/Music/Bulk/00dwimp/00metal/My Dying Bride/As The Flower Withers/my dying bride - as the flower withers - 02 - sear me.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  545
                                           'genre'  eid-metal-death
                                        'filesize'  13105067
                                           'mtime'  1620302084
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal The my dying bride as flower withers 02 sear me eid metal death
                                      'tag_artist'  My Dying Bride
                                     'tag_release'  As the Flower Withers
                                       'tag_title'  Sear Me
                                             'bpm'  137.0
                                    'search_title'  'me':2 'sear':1
                                   'search_artist'  'bride':3 'dying':2 'my':1
                                  'search_release'  'as':1 'flower':3 'the':2 'withers':4
                                     'search_rest'  '00dwimp':1 '00metal':2 'as':7 'bride':6 'death':14 'dying':5 'eid':12 'flower':8 'me':11 'metal':13 'my':4 'sear':10 'the':3 'withers':9
                                    'search_combo'  '00dwimp':10 '00metal':11 'as':6C,16 'bride':5B,15 'death':23 'dying':4B,14 'eid':21 'flower':8C,17 'me':2A,20 'metal':22 'my':3B,13 'sear':1A,19 'the':7C,12 'withers':9C,18
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-1', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['melancholic', 'death metal', 'doom metal', 'metal', 'gothic metal']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620302083.6904428  (2021-05-06 13:54:43)
                             'size'  13105067