======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '305'
                                          'artist'  'Celtic Spirit'
                                     'text_people'  ''
                                         'release'  'Celtic Myst'
                                           'title'  'Celtic Spirit Medley'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'celtic', 'irish', 'new age', 'ambient', 'folk']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '18'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '103'
                                             'key'  '9B'
                                        'acoustid'  '9b017881-28d0-440c-b9ab-9d1478bfce30'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Celtic Myst'
'TBPM' (BPM (beats per minute))                     '103'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Celtic Spirit Medley'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '305000'
'TPE1' (Lead performer(s)/Soloist(s))               'Celtic Spirit'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '10/18'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Celtic Spirit'
'TXXX:ASIN'                                         'B00000IPWJ'
'TXXX:Acoustid Id'                                  '9b017881-28d0-440c-b9ab-9d1478bfce30'
'TXXX:Artists'                                      'Celtic Spirit'
'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'                        '79178be2-1614-40c7-908f-f1a68094faf9'
'TXXX:MusicBrainz Release Group Id'                 'f213228e-9fbd-3770-aef9-8ae0567f15c3'
'TXXX:MusicBrainz Release Track Id'                 'bec44a50-0bac-3407-b57f-e5ec72af0a3a'
'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:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['instrumental', 'celtic', 'irish', 'new age', 'ambient', 'folk']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.452452'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd87e8e8c-aaeb-413f-8e03-b8e0529c3584')

========================== row from database ==========================
                                              'id'  1275837
                                            'path'  /data/Music/Bulk/00localcharacter/Clannad - Celtic Myst/Celtic Myst 2/Celtic Spirit - My Heart Will Go on.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  305
                                           'genre'  loc-unsorted
                                        'filesize'  4893424
                                           'mtime'  1622821961
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Clannad 2 Heart Will Go on loc unsorted
                                      'tag_artist'  Celtic Spirit
                                     'tag_release'  Celtic Myst
                                       'tag_title'  Celtic Spirit Medley
                                             'bpm'  103.0
                                    'search_title'  'celtic':1 'medley':3 'spirit':2
                                   'search_artist'  'celtic':1 'spirit':2
                                  'search_release'  'celtic':1 'myst':2
                                     'search_rest'  '2':2 'clannad':1 'go':5 'heart':3 'loc':7 'on':6 'unsorted':8 'will':4
                                    'search_combo'  '2':9 'celtic':1A,4B,6C 'clannad':8 'go':12 'heart':10 'loc':14 'medley':3A 'myst':7C 'on':13 'spirit':2A,5B 'unsorted':15 'will':11
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'celtic', 'irish', 'new age', 'ambient', 'folk']
                                        'tag_date'  1998
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1622821961.4215028  (2021-06-04 17:52:41)
                             'size'  4893424