======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '388'
                                          'artist'  'Todd Rundgren'
                                     'text_people'  'Todd Rundgren'
                                         'release'  'Progsoup 25'
                                           'title'  'Fever Broke'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['pop', '70s', 'power pop', 'rock', 'progressive rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '57'
                                      'tracktotal'  '16'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '135.274'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000031E 000003EA 000023F1'
'COMM:iTunNORM:eng'                                 (' 0000031E 000003EA 000023F1 0000245E 0005E45E 00053700 00007FA7 00008293 '
 '0005A78D 000552A7')
'COMM:iTunPGAP:eng'                                 '1'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AE0 0000000001051710 00000000 00765E0A 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '16+3284FFFA61BEBD83B1C5FD797A943354+446012'
'TALB' (Album/Movie/Show title)                     'Progsoup 25'
'TBPM' (BPM (beats per minute))                     '135.274'
'TCOM' (Composer)                                   'Todd Rundgren'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1993'
'TENC' (Encoded by)                                 'iTunes 8.0.1.11'
'TIT2' (Title/songname/content description)         'Fever Broke'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Todd Rundgren'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '57/16'
'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'                                   ['pop', '70s', 'power pop', 'rock', 'progressive rock', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.59 dB'
'TXXX:replaygain_track_peak'                        '0.890297'

========================== row from database ==========================
                                              'id'  1412363
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 25/1444 todd rundgren -  fever broke.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  388
                                           'genre'  rock-cppex-progressive
                                        'filesize'  7763736
                                           'mtime'  1620736981
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1444 todd rundgren fever broke rock cppex progressive
                                      'tag_artist'  Todd Rundgren
                                     'tag_release'  Progsoup 25
                                       'tag_title'  Fever Broke
                                             'bpm'  135.274
                                    'search_title'  'broke':2 'fever':1
                                   'search_artist'  'rundgren':2 'todd':1
                                  'search_release'  '25':2 'progsoup':1
                                     'search_rest'  '1444':3 'broke':7 'classicprogpsy':1 'cppex':9 'fever':6 'progressive':10 'progsoup':2 'rock':8 'rundgren':5 'todd':4
                                    'search_combo'  '1444':9 '25':6C 'broke':2A,13 'classicprogpsy':7 'cppex':15 'fever':1A,12 'progressive':16 'progsoup':5C,8 'rock':14 'rundgren':4B,11 'todd':3B,10
                                    'tag_tracknum'  57
                                      '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-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', '70s', 'power pop', 'rock', 'progressive rock', 'classic rock']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736980.9624407  (2021-05-11 14:43:00)
                             'size'  7763736