======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '417'
                                          'artist'  'Colosseum II'
                                     'text_people'  ''
                                         'release'  'progsoup 17'
                                           'title'  "Gary's Lament (Previously Unreleased)"
                                           '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-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'jazz rock', 'fusion', 'rock', 'jazz fusion']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '85.273'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000079E 00000000 00001F05'
'COMM:iTunNORM:eng'                                 (' 0000079E 00000000 00001F05 00000000 00024A35 00000000 00007D12 00000000 '
 '00024A1E 00000000')
'TALB' (Album/Movie/Show title)                     'progsoup 17'
'TBPM' (BPM (beats per minute))                     '85.273'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace', 'set-pl-progspace']
'TDRC' (Recording time)                             '1976'
'TIT2' (Title/songname/content description)         "Gary's Lament (Previously Unreleased)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Colosseum II'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '7'
'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'                                   ['progressive rock', 'jazz rock', 'fusion', 'rock', 'jazz fusion']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.15 dB'
'TXXX:replaygain_track_peak'                        '0.553825'

========================== row from database ==========================
                                              'id'  1499424
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 17/954 colosseum2  - gary_s lament.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  417
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  10018816
                                           'mtime'  1620736645
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 954 colosseum2 gary_s lament rock cppex progressive;set pl progspace
                                      'tag_artist'  Colosseum II
                                     'tag_release'  progsoup 17
                                       'tag_title'  Gary's Lament (Previously Unreleased)
                                             'bpm'  85.273
                                    'search_title'  'gary':1 'garys':3 'lament':4 'previously':5,6 's':2 'unreleased':7,8
                                   'search_artist'  'colosseum':1 'ii':2
                                  'search_release'  'progsoup':1
                                     'search_rest'  '954':3 'classicprogpsy':1 'colosseum2':4 'cppex':9 'gary':5 'lament':7 'pl':14 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 's':6 'set':11,13
                                    'search_combo'  '954':14 'classicprogpsy':12 'colosseum':9B 'colosseum2':15 'cppex':20 'gary':1A,16 'garys':3A 'ii':10B 'lament':4A,18 'pl':25 'previously':5A,6A 'progressive':21,23 'progsoup':11C,13 'progspace':26 'rock':19 's':2A,17 'set':22,24 'unreleased':7A,8A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           '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-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'jazz rock', 'fusion', 'rock', 'jazz fusion']
                                        'tag_date'  1976
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736644.5068588  (2021-05-11 14:37:24)
                             'size'  10018816