======================== unified (from filesystem) ========================
                                         'bitrate'  '198.554'
                                        'duration'  '99'
                                          'artist'  'Slagerij van Kampen'
                                     'text_people'  ''
                                         'release'  'Link'
                                           'title'  'Link III'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'percussion', 'drums', 'dutch']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '15'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'mi-percussion'
                                             'bpm'  '90.533'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Link'
'TBPM' (BPM (beats per minute))                     '90.533'
'TCON' (Content type, a.k.a. Genre)                 'mi-percussion'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TENC' (Encoded by)                                 'Winamp 5.35'
'TIT2' (Title/songname/content description)         'Link III'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Slagerij van Kampen'
'TPE2' (Band/orchestra/accompaniment)               'Slagerij van Kampen'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Solid'
'TRCK' (Track number/Position in set)               '5/15'
'TSO2'                                              'Slagerij van Kampen'
'TSOP' (Performer sort order)                       'Slagerij van Kampen'
'TXXX:ASIN'                                         'B00004TKBW'
'TXXX:Artists'                                      'Slagerij van Kampen'
'TXXX:BARCODE'                                      '5413356080728'
'TXXX:CATALOGNUMBER'                                '527 5007 20'
'TXXX:MusicBrainz Album Artist Id'                  'f4114df6-d7af-44ba-ad22-dc31b291993c'
'TXXX:MusicBrainz Album Id'                         '5caddd30-d342-4565-bd44-1a30dd381788'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f4114df6-d7af-44ba-ad22-dc31b291993c'
'TXXX:MusicBrainz Release Group Id'                 '15ce30f4-135d-3a19-b5db-005eca9a77e2'
'TXXX:MusicBrainz Release Track Id'                 '22612a03-e927-3900-bbc1-a0d128834948'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'percussion', 'drums', 'dutch']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.40 dB'
'TXXX:replaygain_track_peak'                        '0.735649'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9184a4e0-cd5c-4496-a6d3-4fa28b9cbcf6')

========================== row from database ==========================
                                              'id'  1308183
                                            'path'  /data/Music/Bulk/00poprockelectronic/Slagerij VanKampen/Link/Slagerij VanKampen - 05 - Link III.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  99
                                           'genre'  mi-percussion
                                        'filesize'  2506729
                                           'mtime'  1620524699
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic VanKampen VanKampen 05 mi percussion
                                      'tag_artist'  Slagerij van Kampen
                                     'tag_release'  Link
                                       'tag_title'  Link III
                                             'bpm'  90.533
                                    'search_title'  'iii':2 'link':1
                                   'search_artist'  'kampen':3 'slagerij':1 'van':2
                                  'search_release'  'link':1
                                     'search_rest'  '00poprockelectronic':1 'kampen':6 'mi':3 'percussion':4 'van':5 'vankampen':2
                                    'search_combo'  '00poprockelectronic':7 'iii':2A 'kampen':5B,12 'link':1A,6C 'mi':9 'percussion':10 'slagerij':3B 'van':4B,11 'vankampen':8
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'percussion', 'drums', 'dutch']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524699.1077943  (2021-05-09 03:44:59)
                             'size'  2506729