======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '284'
                                          'artist'  'Ronan Hardiman'
                                     'text_people'  ''
                                         'release'  'Celtic Myst'
                                           'title'  'The Lord of the Dance'
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                                      'lastfmtags'  "['new age', 'soundtrack', 'celtic', 'irish', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '18'
                                            'date'  '1998'
                                        'comments'  ''
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                                             'bpm'  '124'
                                             'key'  '4A'
                                        'acoustid'  '0805f917-8d1b-4834-935f-56b8173b6ad1'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Celtic Myst'
'TBPM' (BPM (beats per minute))                     '124'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'The Lord of the Dance'
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '284000'
'TPE1' (Lead performer(s)/Soloist(s))               'Ronan Hardiman'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/18'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Hardiman, Ronan'
'TXXX:ASIN'                                         'B00000IPWJ'
'TXXX:Acoustid Id'                                  '0805f917-8d1b-4834-935f-56b8173b6ad1'
'TXXX:Artists'                                      'Ronan Hardiman'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '9d3d60ee-d50f-475e-889a-2556b9807460'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '31321410-37c0-442c-aec0-0611ca43ba15'
'TXXX:MusicBrainz Release Group Id'                 'f213228e-9fbd-3770-aef9-8ae0567f15c3'
'TXXX:MusicBrainz Release Track Id'                 '996ea4b9-54e5-34ee-b0bc-206086173fd8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['new age', 'soundtrack', 'celtic', 'irish', 'folk']
'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'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.69 dB'
'TXXX:replaygain_track_peak'                        '0.563751'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'98862659-e803-45f7-8dd3-8857b2610b1c')

========================== row from database ==========================
                                              'id'  1506119
                                            'path'  /data/Music/Bulk/00localcharacter/Clannad - Celtic Myst/Michael Flatley_s Lord of the Dance - The Lord of the Dance.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  284
                                           'genre'  loc-eur
                                        'filesize'  4628955
                                           'mtime'  1658699510
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Clannad Michael Flatley_s loc eur
                                      'tag_artist'  Ronan Hardiman
                                     'tag_release'  Celtic Myst
                                       'tag_title'  The Lord of the Dance
                                             'bpm'  124.0
                                    'search_title'  'dance':4 'lord':2 'of':3 'the':1
                                   'search_artist'  'hardiman':2 'ronan':1
                                  'search_release'  'celtic':1 'myst':2
                                     'search_rest'  'clannad':1 'eur':6 'flatley':3 'loc':5 'michael':2 's':4
                                    'search_combo'  'celtic':7C 'clannad':9 'dance':4A 'eur':14 'flatley':11 'hardiman':6B 'loc':13 'lord':2A 'michael':10 'myst':8C 'of':3A 'ronan':5B 's':12 'the':1A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['new age', 'soundtrack', 'celtic', 'irish', 'folk']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1658699510.0814874  (2022-07-24 23:51:50)
                             'size'  4628955