======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '493'
                                          'artist'  'IQ'
                                     'text_people'  ''
                                         'release'  'progsoup 49'
                                           'title'  'OUTER LIMITS'
                                           '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'  ("['progressive', 'neo progressive rock', 'neo progressive', 'neo prog', "
 "'rock', 'progressive rock']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '29'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '99.031'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'\x07\x00\x00\x02\x00\x006\r\x08\x02\x006\x0f\x08\x001\x0b\x04\x02\x00\x1c\x1b\x0c\x00\x0b\x14\x08\x02\x00\'/\x14\x00\x05\x15\x06\x02\x00,\x08\x1b\x00\x17\r\t\x02\x00C\x15$\x00\x0f\x0c\x05\x02\x00\x07")\x003!\x07\x02#:7?g\xc7??e\xdeG?\x1fzO?\xe5\x95V?S-]?Z<c?<\xbfh?\x93\xb2m?R\x13r?\xc6\xdeu?\x98\x12y?\xcd\xac{?\xcc\xab}?X\x0e\x7f?\x97\xd3\x7f?')
'TALB' (Album/Movie/Show title)                     'progsoup 49'
'TBPM' (BPM (beats per minute))                     '99.031'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2010'
'TFLT' (File type)                                  'audio/mp3'
'TIT2' (Title/songname/content description)         'OUTER LIMITS'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'IQ'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '29'
'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',
 'neo progressive rock',
 'neo progressive',
 'neo prog',
 'rock',
 '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'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.385900'

========================== row from database ==========================
                                              'id'  1413306
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 49/2794 iq - outer limits.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  493
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  7903565
                                           'mtime'  1620737515
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 2794 iq outer limits rock cppex progressive;set pl progspace
                                      'tag_artist'  IQ
                                     'tag_release'  progsoup 49
                                       'tag_title'  OUTER LIMITS
                                             'bpm'  99.031
                                    'search_title'  'limits':2 'outer':1
                                   'search_artist'  'iq':1
                                  'search_release'  '49':2 'progsoup':1
                                     'search_rest'  '2794':3 'classicprogpsy':1 'cppex':8 'iq':4 'limits':6 'outer':5 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12
                                    'search_combo'  '2794':8 '49':5C 'classicprogpsy':6 'cppex':13 'iq':3B,9 'limits':2A,11 'outer':1A,10 'pl':18 'progressive':14,16 'progsoup':4C,7 'progspace':19 'rock':12 'set':15,17
                                    'tag_tracknum'  29
                                      'num_images'  0
                                             'key'  12B
                                           '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'  ['progressive', 'neo progressive rock', 'neo progressive', 'neo prog', 'rock', 'progressive rock']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737514.7129796  (2021-05-11 14:51:54)
                             'size'  7903565