======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '488'
                                          'artist'  'todd runtgren'
                                     'text_people'  ''
                                         'release'  'progsoup 7'
                                           'title'  'Fair Warning'
                                           '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-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '129.150'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 7'
'TBPM' (BPM (beats per minute))                     '129.150'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Fair Warning'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'todd runtgren'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '17'
'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'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.08 dB'
'TXXX:replaygain_track_peak'                        '0.510230'
'TXXX:tracknum'                                     '414'

========================== row from database ==========================
                                              'id'  1414678
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup7/414 todd runtgren -Fair Warning.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  488
                                           'genre'  rock-cppex-progressive
                                        'filesize'  11733445
                                           'mtime'  1620737695
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup7 414 rock cppex progressive
                                      'tag_artist'  todd runtgren
                                     'tag_release'  progsoup 7
                                       'tag_title'  Fair Warning
                                             'bpm'  129.15
                                    'search_title'  'fair':1 'warning':2
                                   'search_artist'  'runtgren':2 'todd':1
                                  'search_release'  '7':2 'progsoup':1
                                     'search_rest'  '414':4 'classicprogpsy':1 'cppex':6 'progressive':7 'progsoup':2 'progsoup7':3 'rock':5
                                    'search_combo'  '414':10 '7':6C 'classicprogpsy':7 'cppex':12 'fair':1A 'progressive':13 'progsoup':5C,8 'progsoup7':9 'rock':11 'runtgren':4B 'todd':3B 'warning':2A
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737694.659776  (2021-05-11 14:54:54)
                             'size'  11733445