======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '756'
                                          'artist'  'Riverside'
                                     'text_people'  ''
                                         'release'  'Progsoup 23'
                                           'title'  'Rapid Eye Movement'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['melancholic', 'progressive', 'progressive metal', 'rock', 'polish', "
 "'progressive rock']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '31'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '109.883'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 23'
'TBPM' (BPM (beats per minute))                     '109.883'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace', 'set-pl-progspace']
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Rapid Eye Movement'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Riverside'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '31'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['melancholic',
 'progressive',
 'progressive metal',
 'rock',
 'polish',
 'progressive rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.408485'

========================== row from database ==========================
                                              'id'  1415432
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 23/1313 riverside - Rapid Eye Movement.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  756
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  30276301
                                           'mtime'  1620736909
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1313 riverside rock cppex progressive;set pl progspace
                                      'tag_artist'  Riverside
                                     'tag_release'  Progsoup 23
                                       'tag_title'  Rapid Eye Movement
                                             'bpm'  109.883
                                    'search_title'  'eye':2 'movement':3 'rapid':1
                                   'search_artist'  'riverside':1
                                  'search_release'  '23':2 'progsoup':1
                                     'search_rest'  '1313':3 'classicprogpsy':1 'cppex':6 'pl':11 'progressive':7,9 'progsoup':2 'progspace':12 'riverside':4 'rock':5 'set':8,10
                                    'search_combo'  '1313':9 '23':6C 'classicprogpsy':7 'cppex':12 'eye':2A 'movement':3A 'pl':17 'progressive':13,15 'progsoup':5C,8 'progspace':18 'rapid':1A 'riverside':4B,10 'rock':11 'set':14,16
                                    'tag_tracknum'  31
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['melancholic', 'progressive', 'progressive metal', 'rock', 'polish', 'progressive rock']
                                        'tag_date'  2008
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736909.4308763  (2021-05-11 14:41:49)
                             'size'  30276301