======================== unified (from filesystem) ========================
                                         'bitrate'  '217.066'
                                        'duration'  '118'
                                          'artist'  'M. A. Numminen'
                                     'text_people'  ''
                                         'release'  'Itsy Bitsy Ja Muita Taidenautintoja'
                                           'title'  'Route 66'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'Q-PLAY-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-4', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  ("['lastenlaulut', 'finnish', 'avantgarde', 'weird', 'avant garde', "
 "'experimental']")
                                     'discogstags'  "['rock', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '24'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '115.524'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Itsy Bitsy Ja Muita Taidenautintoja'
'TBPM' (BPM (beats per minute))                     '115.524'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Route 66'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'M. A. Numminen'
'TRCK' (Track number/Position in set)               '24'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'pop']
'TXXX:lastfmtags'                                   ['lastenlaulut',
 'finnish',
 'avantgarde',
 'weird',
 'avant garde',
 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.498546'

========================== row from database ==========================
                                              'id'  1490781
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00scandinavia/M.A. Numminen/1979 - M.A. Numminen - Itsy Bitsy Ja Muita Taidenautintoja (Capitol) [224-320kvbr]/24 - Route 66.mp3
                                         'working'  None
                                         'bitrate'  217
                                    'duration_sec'  118
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  3219855
                                           'mtime'  1621629452
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00scandinavia M.A. 1979 M.A. (Capitol) [224 320kvbr] 24 loc eur northern finland
                                      'tag_artist'  M. A. Numminen
                                     'tag_release'  Itsy Bitsy Ja Muita Taidenautintoja
                                       'tag_title'  Route 66
                                             'bpm'  115.524
                                    'search_title'  '66':2 'route':1
                                   'search_artist'  'a':3,4 'm':1,2 'numminen':5
                                  'search_release'  'bitsy':2 'itsy':1 'ja':3 'muita':4 'taidenautintoja':5
                                     'search_rest'  '00mid':1 '00scandinavia':4 '1979':8 '224':11,12 '24':15 '320kvbr':13,14 'a':6 'capitol':9,10 'eur':17 'europe':3 'finland':19 'loc':16 'm':5 'ma':7 'north':2 'northern':18
                                    'search_combo'  '00mid':13 '00scandinavia':16 '1979':20 '224':23,24 '24':27 '320kvbr':25,26 '66':2A 'a':5B,6B,18 'bitsy':9C 'capitol':21,22 'eur':29 'europe':15 'finland':31 'itsy':8C 'ja':10C 'loc':28 'm':3B,4B,17 'ma':19 'muita':11C 'north':14 'northern':30 'numminen':7B 'route':1A 'taidenautintoja':12C
                                    'tag_tracknum'  24
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['lastenlaulut', 'finnish', 'avantgarde', 'weird', 'avant garde', 'experimental']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'pop']

============================== file details ==============================
                                           'mtime'  1621629451.6818852  (2021-05-21 22:37:31)
                             'size'  3219855