======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '271'
                                          'artist'  'Luke Eargoggle'
                                     'text_people'  ''
                                         'release'  'A tribute to Robert Moog'
                                           'title'  'Mind of a Moog'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-2', "
 "'Q-HHRNBTT-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['all', 'e l e c t r o', 'nu electro', '8bit', 'electro', 'electronic']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'mi-earlysynth-moog'
                                             'bpm'  '96.5'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A tribute to Robert Moog'
'TBPM' (BPM (beats per minute))                     '96.5'
'TCON' (Content type, a.k.a. Genre)                 'mi-earlysynth-moog'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Mind of a Moog'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Luke Eargoggle'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Mp3gain_minmax'                               '112,186'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'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:Tracknum'                                     '13'
'TXXX:discogstags'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['all', 'e l e c t r o', 'nu electro', '8bit', 'electro', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.73 dB'
'TXXX:replaygain_track_peak'                        '0.682550'

========================== row from database ==========================
                                              'id'  648018
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/A tribute to Robert Moog (Crème Organization, 2006) [192k]/13. Luke Eargoggle - Mind of a Moog.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  271
                                           'genre'  mi-earlysynth-moog
                                        'filesize'  6515827
                                           'mtime'  1621627631
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (Crème Organization, 2006) [192k] 13. mi earlysynth moog
                                      'tag_artist'  Luke Eargoggle
                                     'tag_release'  A tribute to Robert Moog
                                       'tag_title'  Mind of a Moog
                                             'bpm'  96.5
                                    'search_title'  'a':3 'mind':1 'moog':4 'of':2
                                   'search_artist'  'eargoggle':2 'luke':1
                                  'search_release'  'a':1 'moog':5 'robert':4 'to':3 'tribute':2
                                     'search_rest'  '13':11,12 '192k':9,10 '2006':7,8 'creme':1,2,3,4 'earlysynth':14 'mi':13 'moog':15 'organization':5,6
                                    'search_combo'  '13':22,23 '192k':20,21 '2006':18,19 'a':3A,7C 'creme':12,13,14,15 'eargoggle':6B 'earlysynth':25 'luke':5B 'mi':24 'mind':1A 'moog':4A,11C,26 'of':2A 'organization':16,17 'robert':10C 'to':9C 'tribute':8C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['all', 'e l e c t r o', 'nu electro', '8bit', 'electro', 'electronic']
                                        'tag_date'  2006
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1621627630.5887995  (2021-05-21 22:07:10)
                             'size'  6515827