======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '344'
                                          'artist'  'David Cross Band, The'
                                     'text_people'  ''
                                         'release'  'Progsoup 40'
                                           'title'  'Nurse Insane'
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '107.378'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00001645 00000000 00005241'
'COMM:iTunNORM:eng'                                 (' 00001645 00000000 00005241 00000000 0004E200 00000000 00008000 00000000 '
 '0000EA77 00000000')
'TALB' (Album/Movie/Show title)                     'Progsoup 40'
'TBPM' (BPM (beats per minute))                     '107.378'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Nurse Insane'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'David Cross Band, The'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '3'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.97, 224 Kbit/s, Joint Stereo, Normal quality'
'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:q-bass'                                       '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.16 dB'
'TXXX:replaygain_track_peak'                        '0.401321'

========================== row from database ==========================
                                              'id'  1411823
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 40/2303 david cross - nurse insane.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  344
                                           'genre'  rock-cppex-progressive
                                        'filesize'  9635666
                                           'mtime'  1620737323
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2303 david cross nurse insane rock cppex progressive
                                      'tag_artist'  David Cross Band, The
                                     'tag_release'  Progsoup 40
                                       'tag_title'  Nurse Insane
                                             'bpm'  107.378
                                    'search_title'  'insane':2 'nurse':1
                                   'search_artist'  'band':3,4 'cross':2 'david':1 'the':5
                                  'search_release'  '40':2 'progsoup':1
                                     'search_rest'  '2303':3 'classicprogpsy':1 'cppex':9 'cross':5 'david':4 'insane':7 'nurse':6 'progressive':10 'progsoup':2 'rock':8
                                    'search_combo'  '2303':12 '40':9C 'band':5B,6B 'classicprogpsy':10 'cppex':18 'cross':4B,14 'david':3B,13 'insane':2A,16 'nurse':1A,15 'progressive':19 'progsoup':8C,11 'rock':17 'the':7B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10B
                                           '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737323.495066  (2021-05-11 14:48:43)
                             'size'  9635666