======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '49'
                                          'artist'  'Nygårds Elisabet Nordkvist'
                                     'text_people'  ''
                                         'release'  'Musica Sveciae: Folk Music in Sweden: Lockrop & vallåtar'
                                           'title'  'Kulning'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk', 'swedish folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '37'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-sweden'
                                             'bpm'  '143.721'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Musica Sveciae: Folk Music in Sweden: Lockrop & vallåtar'
'TBPM' (BPM (beats per minute))                     '143.721'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-sweden'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Kulning'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nygårds Elisabet Nordkvist'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Caprice Records'
'TRCK' (Track number/Position in set)               '8/37'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Nordkvist, Nygårds Elisabet'
'TXXX:Artists'                                      'Nygårds Elisabet Nordkvist'
'TXXX:CATALOGNUMBER'                                'CAP 21483'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '63ccb920-059a-4792-b2aa-046c7fbf985d'
'TXXX:MusicBrainz Album Release Country'            'SE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'd8e3cefd-4e1d-48f5-884b-060a1e6c1728'
'TXXX:MusicBrainz Release Group Id'                 'bdab5a44-71d6-3f3d-8aa5-f12256a11fc4'
'TXXX:MusicBrainz Release Track Id'                 '30efdf10-f394-3968-adbf-b30aa26852e8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['folk', 'swedish folk']
'TXXX:originalyear'                                 '1995'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.97 dB'
'TXXX:replaygain_track_peak'                        '0.436863'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'578b4201-4f25-4fce-9dcc-5ce584d5fab2')

========================== row from database ==========================
                                              'id'  1492078
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00scandinavia/folk musik in sweden - musica sveciae no. 8 [sweden]/08 - nygrads elisabet nordkvist - kulning.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  49
                                           'genre'  loc-eur-northern-sweden
                                        'filesize'  1982351
                                           'mtime'  1621629479
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00scandinavia folk musik sweden musica sveciae no. 8 [sweden] 08 nygrads elisabet nordkvist kulning loc eur northern sweden
                                      'tag_artist'  Nygårds Elisabet Nordkvist
                                     'tag_release'  Musica Sveciae: Folk Music in Sweden: Lockrop & vallåtar
                                       'tag_title'  Kulning
                                             'bpm'  143.721
                                    'search_title'  'kulning':1
                                   'search_artist'  'elisabet':3 'nordkvist':4 'nygards':1,2
                                  'search_release'  'folk':4 'in':6 'lockrop':9 'music':5 'musica':1 'sveciae':2,3 'sweden':7,8 'vallatar':10,11
                                     'search_rest'  '00mid':1 '00scandinavia':4 '8':12 'elisabet':15 'eur':19 'europe':3 'folk':5 'kulning':17 'loc':18 'musica':8 'musik':6 'no':10,11 'nordkvist':16 'north':2 'northern':20 'nygrads':14 'sveciae':9 'sweden':7,13
                                    'search_combo'  '00mid':17 '00scandinavia':20 '8':28 'elisabet':4B,31 'eur':35 'europe':19 'folk':9C,21 'in':11C 'kulning':1A,33 'loc':34 'lockrop':14C 'music':10C 'musica':6C,24 'musik':22 'no':26,27 'nordkvist':5B,32 'north':18 'northern':36 'nygards':2B,3B 'nygrads':30 'sveciae':7C,8C,25 'sweden':12C,13C,23,29 'vallatar':15C,16C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'swedish folk']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629478.598934  (2021-05-21 22:37:58)
                             'size'  1982351