======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '152'
                                          'artist'  'The Merseybeats'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "The Merseybeats / Wishin' and Hopin'"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'merseybeat', 'oldies', 'british invasion', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '116.924'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '116.924'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         "The Merseybeats / Wishin' and Hopin'"
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Merseybeats'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['60s', 'merseybeat', 'oldies', 'british invasion', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.774440'

========================== row from database ==========================
                                              'id'  1499072
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Merseybeats/25 Super Oldies - Vol. 4__10 - Wishin_ And Hopin_.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  152
                                           'genre'  
                                        'filesize'  3652304
                                           'mtime'  1652397914
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 25 Super Oldies Vol. 4__10 Wishin_ And Hopin_
                                      'tag_artist'  The Merseybeats
                                     'tag_release'  None
                                       'tag_title'  The Merseybeats / Wishin' and Hopin'
                                             'bpm'  116.924
                                    'search_title'  'and':5 'hopin':6,7 'merseybeats':2 'the':1 'wishin':3,4
                                   'search_artist'  'merseybeats':2 'the':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '10':8 '25':2 '4':7 'and':10 'hopin':11 'oldies':4 'super':3 'vol':5,6 'wishin':9
                                    'search_combo'  '00poprockelectronic':10 '10':17 '25':11 '4':16 'and':5A,19 'hopin':6A,7A,20 'merseybeats':2A,9B 'oldies':13 'super':12 'the':1A,8B 'vol':14,15 'wishin':3A,4A,18
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']
                                      'lastfmtags'  ['60s', 'merseybeat', 'oldies', 'british invasion', 'pop']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397913.5822985  (2022-05-13 01:25:13)
                             'size'  3652304