======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '560'
                                          'artist'  'Julius Eastman'
                                     'text_people'  ''
                                         'release'  'Tellus #04'
                                           'title'  'Touch Him When'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'Q-PLAY-2', 'q-bass-1', "
 "'q-busy-3', 'q-grit-2', 'Q-OLDST-3', 'Q-PIANO-4', 'q-chart-1', 'q-drums-1', "
 "'q-other-2', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  ("['contemporary classical', 'minimalism', 'avant-garde', 'classical', '5 "
 "stars']")
                                     'discogstags'  "['classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '141.7'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #04'
'TBPM' (BPM (beats per minute))                     '141.7'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Touch Him When'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Julius Eastman'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  'classical'
'TXXX:lastfmtags'                                   ['contemporary classical', 'minimalism', 'avant-garde', 'classical', '5 stars']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.94 dB'
'TXXX:replaygain_track_peak'                        '0.869043'

========================== row from database ==========================
                                              'id'  311087
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1984 - Tellus #4/01 - Julius Eastman - Touch Him When.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  560
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  13474706
                                           'mtime'  1636912077
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Audio Cassette Magazine 1984 #4 01 electronic experimental oddness
                                      'tag_artist'  Julius Eastman
                                     'tag_release'  Tellus #04
                                       'tag_title'  Touch Him When
                                             'bpm'  141.7
                                    'search_title'  'him':2 'touch':1 'when':3
                                   'search_artist'  'eastman':2 'julius':1
                                  'search_release'  '04':2,3 'tellus':1
                                     'search_rest'  '1984':4 '4':5,6 'audio':1 'cassette':2 'electronic':7 'experimental':8 'magazine':3 'oddness':9
                                    'search_combo'  '04':7C,8C '1984':12 '4':13,14 'audio':9 'cassette':10 'eastman':5B 'electronic':15 'experimental':16 'him':2A 'julius':4B 'magazine':11 'oddness':17 'tellus':6C 'touch':1A 'when':3A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['contemporary classical', 'minimalism', 'avant-garde', 'classical', '5 stars']
                                        'tag_date'  1984
                                     'discogstags'  ['classical']

============================== file details ==============================
                                           'mtime'  1636912077.4942827  (2021-11-14 18:47:57)
                             'size'  13474706