======================== unified (from filesystem) ========================
                                         'bitrate'  '192.063'
                                        'duration'  '263'
                                          'artist'  'Värttinä'
                                     'text_people'  ''
                                         'release'  'iki'
                                           'title'  'Maahinen neito'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'scandinavian folk', 'finnish', 'folk', 'world']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '12'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '116'
                                             'key'  '10A'
                                        'acoustid'  '5e15f66b-8f10-4f73-875b-57790365015a'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'iki'
'TBPM' (BPM (beats per minute))                     '116'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Maahinen neito'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Värttinä'
'TPE2' (Band/orchestra/accompaniment)               'Värttinä'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Resistencia'
'TRCK' (Track number/Position in set)               '7/12'
'TSO2'                                              'Värttinä'
'TSOP' (Performer sort order)                       'Värttinä'
'TSRC' (ISRC (international standard recording code))  'NLB362030207'
'TXXX:Acoustid Id'                                  '5e15f66b-8f10-4f73-875b-57790365015a'
'TXXX:Artists'                                      'Värttinä'
'TXXX:BARCODE'                                      '8426551000146'
'TXXX:CATALOGNUMBER'                                'RESCD142'
'TXXX:MusicBrainz Album Artist Id'                  '79c41645-d2bf-4f53-8f17-4be34099eaf3'
'TXXX:MusicBrainz Album Id'                         'd2384d12-4af9-37be-ac62-413f1a1d9082'
'TXXX:MusicBrainz Album Release Country'            'ES'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '79c41645-d2bf-4f53-8f17-4be34099eaf3'
'TXXX:MusicBrainz Release Group Id'                 '244eafa5-5dd5-35ac-9e9e-a3ec702503ec'
'TXXX:MusicBrainz Release Track Id'                 '6e92a6f9-e302-3ee9-9955-3b58f6269fa5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['female vocalists', 'scandinavian folk', 'finnish', 'folk', 'world']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.469003'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'74b05683-7285-4aa1-a016-c9fe46d4025b')

========================== row from database ==========================
                                              'id'  1236375
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00scandinavia/Värttinä/iki/07_-_Maahinen_Neito.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  263
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  6330277
                                           'mtime'  1621629473
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00scandinavia 07_ _Maahinen_Neito loc eur northern finland
                                      'tag_artist'  Värttinä
                                     'tag_release'  iki
                                       'tag_title'  Maahinen neito
                                             'bpm'  116.0
                                    'search_title'  'maahinen':1 'neito':2
                                   'search_artist'  'varttina':1,2
                                  'search_release'  'iki':1
                                     'search_rest'  '00mid':1 '00scandinavia':4 '07':5 'eur':9 'europe':3 'finland':11 'loc':8 'maahinen':6 'neito':7 'north':2 'northern':10
                                    'search_combo'  '00mid':6 '00scandinavia':9 '07':10 'eur':14 'europe':8 'finland':16 'iki':5C 'loc':13 'maahinen':1A,11 'neito':2A,12 'north':7 'northern':15 'varttina':3B,4B
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'scandinavian folk', 'finnish', 'folk', 'world']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629473.313818  (2021-05-21 22:37:53)
                             'size'  6330277