======================== unified (from filesystem) ========================
                                         'bitrate'  '146.584'
                                        'duration'  '174'
                                          'artist'  'Gypsophile'
                                     'text_people'  ''
                                         'release'  'Unaneelmi'
                                           'title'  'The Voice Over'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['acoustic', 'not music', 'not acoustic', 'hypnotic', 'not hypnotic']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '139.948'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unaneelmi'
'TBPM' (BPM (beats per minute))                     '139.948'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'The Voice Over'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gypsophile'
'TPE2' (Band/orchestra/accompaniment)               'Gypsophile'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['acoustic', 'not music', 'not acoustic', 'hypnotic', 'not hypnotic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.78 dB'
'TXXX:replaygain_track_peak'                        '0.405229'

========================== row from database ==========================
                                              'id'  477334
                                            'path'  /data/Music/Bulk/00localcharacter/gypsophile [cl-404] unaneelmi/gypsophile - [08] the voice over.mp3
                                         'working'  None
                                         'bitrate'  146
                                    'duration_sec'  174
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  3192840
                                           'mtime'  1620530386
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter gypsophile [cl 404] unaneelmi gypsophile [08] the voice over loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  Gypsophile
                                     'tag_release'  Unaneelmi
                                       'tag_title'  The Voice Over
                                             'bpm'  139.948
                                    'search_title'  'over':3 'the':1 'voice':2
                                   'search_artist'  'gypsophile':1
                                  'search_release'  'unaneelmi':1
                                     'search_rest'  '08':7,8 '404':4,5 'balkan':16 'brass':21 'cl':2,3 'gypsophile':1 'gypsy':14 'klezmer':17,19 'loc':12 'mi':18,20 'or':15 'over':11 'style':13 'the':9 'unaneelmi':6 'voice':10
                                    'search_combo'  '08':12,13 '404':9,10 'balkan':21 'brass':26 'cl':7,8 'gypsophile':4B,6 'gypsy':19 'klezmer':22,24 'loc':17 'mi':23,25 'or':20 'over':3A,16 'style':18 'the':1A,14 'unaneelmi':5C,11 'voice':2A,15
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'not music', 'not acoustic', 'hypnotic', 'not hypnotic']
                                        'tag_date'  1999
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1620530385.509697  (2021-05-09 05:19:45)
                             'size'  3192840