======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '384'
                                          'artist'  'Omega'
                                     'text_people'  ''
                                         'release'  'Progsoup 32'
                                           'title'  'Start+Gammapolis I'
                                           '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-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['hungarian', 'psychedelic rock', 'rock', 'hard rock', 'progressive rock', "
 "'classic rock']")
                                     'discogstags'  "['dark ambient', 'rock', 'black metal', 'electronic', 'drone']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '50'
                                      'tracktotal'  ''
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;rock-cppex'
                                             'bpm'  '145.790'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '01'
'COMM:ID3v1 Comment:XXX'                            '01'
'TALB' (Album/Movie/Show title)                     'Progsoup 32'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'rock-cppex']
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         'Start+Gammapolis I'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Omega'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '50'
'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'                                  ['dark ambient', 'rock', 'black metal', 'electronic', 'drone']
'TXXX:lastfmtags'                                   ['hungarian',
 'psychedelic rock',
 'rock',
 'hard rock',
 'progressive rock',
 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.781305'

========================== row from database ==========================
                                              'id'  1411198
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 32/1881 omega- start+gammapolis i.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  384
                                           'genre'  rock-cppex-progressive;rock-cppex
                                        'filesize'  6160137
                                           'mtime'  1635960326
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1881 omega start+gammapolis rock cppex progressive;rock cppex
                                      'tag_artist'  Omega
                                     'tag_release'  Progsoup 32
                                       'tag_title'  Start+Gammapolis I
                                             'bpm'  145.79
                                    'search_title'  'gammapolis':2 'i':3 'start':1
                                   'search_artist'  'omega':1
                                  'search_release'  '32':2 'progsoup':1
                                     'search_rest'  '1881':3 'classicprogpsy':1 'cppex':8 'gammapolis':6 'omega':4 'progressive':9,11 'progsoup':2 'rock':7,10,12 'start':5
                                    'search_combo'  '1881':9 '32':6C 'classicprogpsy':7 'cppex':14 'gammapolis':2A,12 'i':3A 'omega':4B,10 'progressive':15,17 'progsoup':5C,8 'rock':13,16,18 'start':1A,11
                                    'tag_tracknum'  50
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hungarian', 'psychedelic rock', 'rock', 'hard rock', 'progressive rock', 'classic rock']
                                        'tag_date'  1979
                                     'discogstags'  ['dark ambient', 'rock', 'black metal', 'electronic', 'drone']

============================== file details ==============================
                                           'mtime'  1635960325.7933922  (2021-11-03 18:25:25)
                             'size'  6160137