======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '1294'
                                          'artist'  'Ake Hodell'
                                     'text_people'  ''
                                         'release'  'Verbal Brainwash and other (2)'
                                           'title'  'The Road to Nepal'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-3', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'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-3', 'q-mixbeat-1']")
                                      'lastfmtags'  ("['spoken word', 'experimental', 'musique concrète', 'field recording', "
 "'electro-acoustic']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '125.0'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Verbal Brainwash and other (2)'
'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'The Road to Nepal'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ake Hodell'
'TXXX:Mp3gain_minmax'                               '000,189'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['spoken word',
 'experimental',
 'musique concrète',
 'field recording',
 'electro-acoustic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+9.74 dB'
'TXXX:replaygain_track_peak'                        '1.619125'

========================== row from database ==========================
                                              'id'  328370
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Åke Hodell - Verbal Brainwash And Other Works (Fylkingen, 2000) 3cd/2 [192k]/3. The Road to Nepal.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  1294
                                           'genre'  electronic-unsorted
                                        'filesize'  31075314
                                           'mtime'  1620517054
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Åke And Other Works (Fylkingen, 2000) 3cd [192k] 3. electronic unsorted
                                      'tag_artist'  Ake Hodell
                                     'tag_release'  Verbal Brainwash and other (2)
                                       'tag_title'  The Road to Nepal
                                             'bpm'  125.0
                                    'search_title'  'nepal':4 'road':2 'the':1 'to':3
                                   'search_artist'  'ake':1 'hodell':2
                                  'search_release'  '2':5,6 'and':3 'brainwash':2 'other':4 'verbal':1
                                     'search_rest'  '192k':11,12 '2000':8,9 '3':13,14 '3cd':10 'ake':1,2 'and':3 'electronic':15 'fylkingen':6,7 'other':4 'unsorted':16 'works':5
                                    'search_combo'  '192k':23,24 '2':11C,12C '2000':20,21 '3':25,26 '3cd':22 'ake':5B,13,14 'and':9C,15 'brainwash':8C 'electronic':27 'fylkingen':18,19 'hodell':6B 'nepal':4A 'other':10C,16 'road':2A 'the':1A 'to':3A 'unsorted':28 'verbal':7C 'works':17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['spoken word', 'experimental', 'musique concrète', 'field recording', 'electro-acoustic']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620517053.5658286  (2021-05-09 01:37:33)
                             'size'  31075314