======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '120'
                                          'artist'  'M. A. Numminen'
                                     'text_people'  ''
                                         'release'  'In Memoriam'
                                           'title'  'Varuskunnan Keittivtyttv'
                                           '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-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['lastenlaulut', 'finnish', 'avantgarde', 'weird', 'avant garde', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '127.044'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'In Memoriam'
'TBPM' (BPM (beats per minute))                     '127.044'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Varuskunnan Keittivtyttv'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'M. A. Numminen'
'TRCK' (Track number/Position in set)               '11'
'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:lastfmtags'                                   ['lastenlaulut',
 'finnish',
 'avantgarde',
 'weird',
 'avant garde',
 'experimental']
'TXXX:q-bass'                                       '4'
'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-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.32 dB'
'TXXX:replaygain_track_peak'                        '0.693984'

========================== row from database ==========================
                                              'id'  1490696
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00scandinavia/M.A. Numminen/1967 - M.A. Numminen - In Memoriam (Eteenpäin!) [192k]/11 - Varuskunnan Keittiötyttö.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  120
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  2893129
                                           'mtime'  1621629435
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00scandinavia M.A. 1967 M.A. (Eteenpäin!) [192k] 11 Keittiötyttö loc eur northern finland
                                      'tag_artist'  M. A. Numminen
                                     'tag_release'  In Memoriam
                                       'tag_title'  Varuskunnan Keittivtyttv
                                             'bpm'  127.044
                                    'search_title'  'keittivtyttv':2 'varuskunnan':1
                                   'search_artist'  'a':3,4 'm':1,2 'numminen':5
                                  'search_release'  'in':1 'memoriam':2
                                     'search_rest'  '00mid':1 '00scandinavia':4 '192k':13,14 '1967':8 'a':6 'eteenpain':9,10,11,12 'eur':18 'europe':3 'finland':20 'keittiotytto':15,16 'loc':17 'm':5 'ma':7 'north':2 'northern':19
                                    'search_combo'  '00mid':10 '00scandinavia':13 '192k':22,23 '1967':17 'a':5B,6B,15 'eteenpain':18,19,20,21 'eur':27 'europe':12 'finland':29 'in':8C 'keittiotytto':24,25 'keittivtyttv':2A 'loc':26 'm':3B,4B,14 'ma':16 'memoriam':9C 'north':11 'northern':28 'numminen':7B 'varuskunnan':1A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lastenlaulut', 'finnish', 'avantgarde', 'weird', 'avant garde', 'experimental']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629435.0909884  (2021-05-21 22:37:15)
                             'size'  2893129