======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '32'
                                          'artist'  'FM3'
                                     'text_people'  ''
                                         'release'  'Buddha Machine'
                                           'title'  ''
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-1', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['minimalism', 'drone', 'china', 'minimal', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'set-pl-buddhamachine'
                                             'bpm'  '136.3'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Buddha Machine'
'TBPM' (BPM (beats per minute))                     '136.3'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-buddhamachine'
'TDRC' (Recording time)                             '2005'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'FM3'
'TPE2' (Band/orchestra/accompaniment)               'FM3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimalism', 'drone', 'china', 'minimal', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.82 dB'
'TXXX:replaygain_track_peak'                        '0.753263'

========================== row from database ==========================
                                              'id'  940961
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Buddha Machine/FM3BuddhaMachine/Buddha Machine (2005)/buddha machine03.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  32
                                           'genre'  set-pl-buddhamachine
                                        'filesize'  1308672
                                           'mtime'  1637785092
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm FM3BuddhaMachine (2005) buddha machine03 set pl buddhamachine
                                      'tag_artist'  FM3
                                     'tag_release'  Buddha Machine
                                       'tag_title'  None
                                             'bpm'  136.3
                                    'search_title'  None
                                   'search_artist'  'fm3':1
                                  'search_release'  'buddha':1 'machine':2
                                     'search_rest'  '2005':2,3 'buddha':4 'buddhamachine':8 'fm3buddha':9 'fm3buddhamachine':1 'machine':10 'machine03':5 'pl':7 'set':6
                                    'search_combo'  '2005':5,6 'buddha':2C,7 'buddhamachine':11 'fm3':1B 'fm3buddha':12 'fm3buddhamachine':4 'machine':3C,13 'machine03':8 'pl':10 'set':9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-1', 'q-piano-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['minimalism', 'drone', 'china', 'minimal', 'ambient']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1637785091.899561  (2021-11-24 21:18:11)
                             'size'  1308672