======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  'Edd Kalehoff'
                                     'text_people'  ''
                                         'release'  'The Price Is Right music library'
                                           'title'  'Second Thoughts'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'electronic', 'funk', 'library music', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '27'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul;set-pl-mor'
                                             'bpm'  '124.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00001003 00001003 00008E91 00008E91 00010482 00010482 0000830D 0000830D '
 '00019378 00019378')
'COMM:iTunes_CDDB_1:eng'                            '7E0C701B+238952+27+150+11819+21944+32141+37405+45733+48315+59680+66229+77915+90087+90594+95644+109187+119858+128560+139423+150421+160779+166897+174737+181864+192520+202555+211878+220690+229451'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '18'
'TALB' (Album/Movie/Show title)                     'The Price Is Right music library'
'TBPM' (BPM (beats per minute))                     '124.0'
'TCON' (Content type, a.k.a. Genre)                 ['funk or soul', 'set-pl-mor']
'TDRC' (Recording time)                             '1975'
'TENC' (Encoded by)                                 'iTunes v4.6'
'TIT2' (Title/songname/content description)         'Second Thoughts'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Edd Kalehoff'
'TRCK' (Track number/Position in set)               '18/27'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'electronic', 'funk', 'library music', 'folk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-8.44 dB'
'TXXX:replaygain_track_peak'                        '1.021637'

========================== row from database ==========================
                                              'id'  1530246
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Edd Kalehoff - (The Price Is Right music library) - Second Thoughts.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  funk or soul;set-pl-mor
                                        'filesize'  3318056
                                           'mtime'  1628357595
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s (The library) funk or soul;set pl mor
                                      'tag_artist'  Edd Kalehoff
                                     'tag_release'  The Price Is Right music library
                                       'tag_title'  Second Thoughts
                                             'bpm'  124.0
                                    'search_title'  'second':1 'thoughts':2
                                   'search_artist'  'edd':1 'kalehoff':2
                                  'search_release'  'is':3 'library':6 'music':5 'price':2 'right':4 'the':1
                                     'search_rest'  '70':6 'easy':4 'funk':2 'instr':5 'library':10,11 'mor':18 'or':12 'pl':17 's':7 'set':14,16 'soul':3,13,15 'swing':1 'the':8,9
                                    'search_combo'  '70':16 'easy':14 'edd':3B 'funk':12 'instr':15 'is':7C 'kalehoff':4B 'library':10C,20,21 'mor':28 'music':9C 'or':22 'pl':27 'price':6C 'right':8C 's':17 'second':1A 'set':24,26 'soul':13,23,25 'swing':11 'the':5C,18,19 'thoughts':2A
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'electronic', 'funk', 'library music', 'folk']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357594.5978184  (2021-08-07 19:33:14)
                             'size'  3318056