======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '614'
                                          'artist'  'erik norlander'
                                     'text_people'  ''
                                         'release'  'Progsoup 43'
                                           'title'  'Sky full of stars'
                                           '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'  ("['instrumental', 'retro progressive rock', 'progressive rock', 'progressive "
 "metal', 'keyboard virtuoso']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '121.191'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 43'
'TBPM' (BPM (beats per minute))                     '121.191'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Sky full of stars'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'erik norlander'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '20'
'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:lastfmtags'                                   ['instrumental',
 'retro progressive rock',
 'progressive rock',
 'progressive metal',
 'keyboard virtuoso']
'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'                        '-0.89 dB'
'TXXX:replaygain_track_peak'                        '0.702736'

========================== row from database ==========================
                                              'id'  1415311
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 43/2473 erik norlander - sky full of stars.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  614
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  24594723
                                           'mtime'  1620737413
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2473 sky rock cppex progressive;set pl progspace
                                      'tag_artist'  erik norlander
                                     'tag_release'  Progsoup 43
                                       'tag_title'  Sky full of stars
                                             'bpm'  121.191
                                    'search_title'  'full':2 'of':3 'sky':1 'stars':4
                                   'search_artist'  'erik':1 'norlander':2
                                  'search_release'  '43':2 'progsoup':1
                                     'search_rest'  '2473':3 'classicprogpsy':1 'cppex':6 'pl':11 'progressive':7,9 'progsoup':2 'progspace':12 'rock':5 'set':8,10 'sky':4
                                    'search_combo'  '2473':11 '43':8C 'classicprogpsy':9 'cppex':14 'erik':5B 'full':2A 'norlander':6B 'of':3A 'pl':19 'progressive':15,17 'progsoup':7C,10 'progspace':20 'rock':13 'set':16,18 'sky':1A,12 'stars':4A
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  8A
                                           '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'  ['instrumental', 'retro progressive rock', 'progressive rock', 'progressive metal', 'keyboard virtuoso']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737412.6499119  (2021-05-11 14:50:12)
                             'size'  24594723