======================== unified (from filesystem) ========================
                                         'bitrate'  '218.086'
                                        'duration'  '197'
                                          'artist'  'M. A. Numminen'
                                     'text_people'  ''
                                         'release'  'Itsy Bitsy Ja Muita Taidenautintoja'
                                           'title'  'Pikku-Pikku Bikinissd'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['lastenlaulut', 'finnish', 'avantgarde', 'weird', 'avant garde', "
 "'experimental']")
                                     'discogstags'  "['rock', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '133.140'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Itsy Bitsy Ja Muita Taidenautintoja'
'TBPM' (BPM (beats per minute))                     '133.140'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Pikku-Pikku Bikinissd'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'M. A. Numminen'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'pop']
'TXXX:lastfmtags'                                   ['lastenlaulut',
 'finnish',
 'avantgarde',
 'weird',
 'avant garde',
 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.47 dB'
'TXXX:replaygain_track_peak'                        '0.506324'

========================== row from database ==========================
                                              'id'  1491145
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00scandinavia/M.A. Numminen/1979 - M.A. Numminen - Itsy Bitsy Ja Muita Taidenautintoja (Capitol) [224-320kvbr]/01 - Pikku-Pikku Bikinissä.mp3
                                         'working'  None
                                         'bitrate'  218
                                    'duration_sec'  197
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  5391988
                                           'mtime'  1621629446
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00scandinavia M.A. 1979 M.A. (Capitol) [224 320kvbr] 01 Bikinissä loc eur northern finland
                                      'tag_artist'  M. A. Numminen
                                     'tag_release'  Itsy Bitsy Ja Muita Taidenautintoja
                                       'tag_title'  Pikku-Pikku Bikinissd
                                             'bpm'  133.14
                                    'search_title'  'bikinissd':4 'pikku':1,2 'pikkupikku':3
                                   '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 '320kvbr':13,14 'a':6 'bikinissa':15,16 'capitol':9,10 'eur':18 'europe':3 'finland':20 'loc':17 'm':5 'ma':7 'north':2 'northern':19
                                    'search_combo'  '00mid':15 '00scandinavia':18 '1979':22 '224':25,26 '320kvbr':27,28 'a':7B,8B,20 'bikinissa':29,30 'bikinissd':4A 'bitsy':11C 'capitol':23,24 'eur':32 'europe':17 'finland':34 'itsy':10C 'ja':12C 'loc':31 'm':5B,6B,19 'ma':21 'muita':13C 'north':16 'northern':33 'numminen':9B 'pikku':1A,2A 'pikkupikku':3A 'taidenautintoja':14C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lastenlaulut', 'finnish', 'avantgarde', 'weird', 'avant garde', 'experimental']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'pop']

============================== file details ==============================
                                           'mtime'  1621629446.293274  (2021-05-21 22:37:26)
                             'size'  5391988