======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '159'
                                          'artist'  'Johnny Gregory & His Orchestra'
                                     'text_people'  ''
                                         'release'  'Crime Jazz - Music In The First Degree'
                                           'title'  'Echo Four-Two'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '18'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '125.470'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000728 00000B00 00003AA7 00003F60 000224FA 0001E1A1 00006A0F 000068A4 '
 '000226B6 00007797')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000840 00000000006B6A30 00000000 004DDEB2 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Crime Jazz - Music In The First Degree'
'TBPM' (BPM (beats per minute))                     '125.470'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1997'
'TENC' (Encoded by)                                 'iTunes 9.2.1'
'TIT2' (Title/songname/content description)         'Echo Four-Two'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Gregory & His Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14/18'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.14 dB'
'TXXX:replaygain_track_peak'                        '0.496633'

========================== row from database ==========================
                                              'id'  674229
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va ~ crime jazz - music in the first degree/14 Echo Four-Two.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  159
                                           'genre'  soundtrack-video
                                        'filesize'  5112212
                                           'mtime'  1620331673
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va ~ crime jazz music in the first degree 14 soundtrack video
                                      'tag_artist'  Johnny Gregory & His Orchestra
                                     'tag_release'  Crime Jazz - Music In The First Degree
                                       'tag_title'  Echo Four-Two
                                             'bpm'  125.47
                                    'search_title'  'echo':1 'four':2 'fourtwo':4 'two':3
                                   'search_artist'  'gregory':2 'his':3 'johnny':1 'orchestra':4
                                  'search_release'  'crime':1 'degree':7 'first':6 'in':4 'jazz':2 'music':3 'the':5
                                     'search_rest'  'country':4 'crime':6 'degree':11 'exotica':2 'first':10 'in':8 'jazz':1 'music':7 'oldies':3 'soundtrack':12 'the':9 'va':5 'video':13
                                    'search_combo'  'country':19 'crime':9C,21 'degree':15C,26 'echo':1A 'exotica':17 'first':14C,25 'four':2A 'fourtwo':4A 'gregory':6B 'his':7B 'in':12C,23 'jazz':10C,16 'johnny':5B 'music':11C,22 'oldies':18 'orchestra':8B 'soundtrack':27 'the':13C,24 'two':3A 'va':20 'video':28
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620331672.8672967  (2021-05-06 22:07:52)
                             'size'  5112212