======================== unified (from filesystem) ========================
                                         'bitrate'  '248.551'
                                        'duration'  '250'
                                          'artist'  'Snakefinger'
                                     'text_people'  ''
                                         'release'  'Manual Of Errors'
                                           'title'  'Yeti What Are You?'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive rock', 'alternative', 'avant garde', 'ralph records', "
 "'experimental']")
                                     'discogstags'  "['electronic', 'rock', 'art rock', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1982'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '93.2'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000004f5 000002fe 00005396 000033f1 00023cca 00023c84 0000695e 000052f0 '
 '000235fc 00020cce')
'TALB' (Album/Movie/Show title)                     'Manual Of Errors'
'TBPM' (BPM (beats per minute))                     '93.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '1982'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure Mode)'
'TIT2' (Title/songname/content description)         'Yeti What Are You?'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Snakefinger'
'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-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'rock', 'art rock', 'experimental']
'TXXX:lastfmtags'                                   ['progressive rock',
 'alternative',
 'avant garde',
 'ralph records',
 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.71 dB'
'TXXX:replaygain_track_peak'                        '0.582089'

========================== row from database ==========================
                                              'id'  651205
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/snakefinger - 1982 - manual of errors (tec-tones 1990)mr@vbr/01 - Yeti What Are You .mp3
                                         'working'  None
                                         'bitrate'  248
                                    'duration_sec'  250
                                           'genre'  electronic-experimental
                                        'filesize'  7832842
                                           'mtime'  1621854327
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm snakefinger 1982 manual of errors (tec tones 1990)mr@vbr 01 electronic experimental
                                      'tag_artist'  Snakefinger
                                     'tag_release'  Manual Of Errors
                                       'tag_title'  Yeti What Are You?
                                             'bpm'  93.2
                                    'search_title'  'are':3 'what':2 'yeti':1 'you':4
                                   'search_artist'  'snakefinger':1
                                  'search_release'  'errors':3 'manual':1 'of':2
                                     'search_rest'  '1982':2 '1990':9 '1990mr':12 'electronic':14 'errors':5 'experimental':15 'manual':3 'mr':10 'of':4 'snakefinger':1 'tec':6,7 'tones':8 'vbr':11,13
                                    'search_combo'  '1982':10 '1990':17 '1990mr':20 'are':3A 'electronic':22 'errors':8C,13 'experimental':23 'manual':6C,11 'mr':18 'of':7C,12 'snakefinger':5B,9 'tec':14,15 'tones':16 'vbr':19,21 'what':2A 'yeti':1A 'you':4A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'alternative', 'avant garde', 'ralph records', 'experimental']
                                        'tag_date'  1982
                                     'discogstags'  ['electronic', 'rock', 'art rock', 'experimental']

============================== file details ==============================
                                           'mtime'  1621854326.9786768  (2021-05-24 13:05:26)
                             'size'  7832842