======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '124'
                                          'artist'  'Risto'
                                     'text_people'  ''
                                         'release'  'Aurinko Aurinko Plaa Plaa Plaa'
                                           'title'  'Rakkaus'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'suomirock', 'experimental', 'finnish', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '138.229'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Aurinko Aurinko Plaa Plaa Plaa'
'TBPM' (BPM (beats per minute))                     '138.229'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Rakkaus'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Risto'
'TRCK' (Track number/Position in set)               '06'
'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:lastfmtags'                                   ['indie', 'suomirock', 'experimental', 'finnish', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.22 dB'
'TXXX:replaygain_track_peak'                        '0.287662'

========================== row from database ==========================
                                              'id'  1369536
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Risto - Aurinko Aurinko Plaa Plaa Plaa (2006)/06 - Rakkaus.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  124
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  3999521
                                           'mtime'  1621697382
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock (2006) 06 ifs songwriter indie rock
                                      'tag_artist'  Risto
                                     'tag_release'  Aurinko Aurinko Plaa Plaa Plaa
                                       'tag_title'  Rakkaus
                                             'bpm'  138.229
                                    'search_title'  'rakkaus':1
                                   'search_artist'  'risto':1
                                  'search_release'  'aurinko':1 'plaa':2
                                     'search_rest'  '00poprockelectronic':1 '2006':4,5 'ifs':6 'indie':8 'indierock':3 'poprock':2 'rock':9 'songwriter':7
                                    'search_combo'  '00poprockelectronic':5 '2006':8,9 'aurinko':3C 'ifs':10 'indie':12 'indierock':7 'plaa':4C 'poprock':6 'rakkaus':1A 'risto':2B 'rock':13 'songwriter':11
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'suomirock', 'experimental', 'finnish', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697381.5863364  (2021-05-22 17:29:41)
                             'size'  3999521