======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '380'
                                          'artist'  'Nicolas Jaar'
                                     'text_people'  ''
                                         'release'  'Edits'
                                           'title'  'Stay in love'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['deep house', 'techno', 'electronic', 'minimal', 'house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '127.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'From the archives of Captain Rainbowbeard... GYARRR!!!'
'COMM:iTunNORM:eng'                                 (' 000006C2 00000598 000066E6 00005624 0004F787 00032A34 00007B59 00007D58 '
 '00052987 0001C17D')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000780 0000000000FFB4F0 00000000 00E7D705 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Edits'
'TBPM' (BPM (beats per minute))                     '127.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TIT2' (Title/songname/content description)         'Stay in love'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nicolas Jaar'
'TPE2' (Band/orchestra/accompaniment)               'Nicolas Jaar'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['deep house', 'techno', 'electronic', 'minimal', 'house']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.75 dB'
'TXXX:replaygain_track_peak'                        '0.489342'

========================== row from database ==========================
                                              'id'  1336895
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/nicolas jaar - stay in love.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  380
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  15277535
                                           'mtime'  1621085278
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig nicolas jaar stay electronic th techno minimal or deephouse
                                      'tag_artist'  Nicolas Jaar
                                     'tag_release'  Edits
                                       'tag_title'  Stay in love
                                             'bpm'  127.0
                                    'search_title'  'in':2 'love':3 'stay':1
                                   'search_artist'  'jaar':2 'nicolas':1
                                  'search_release'  'edits':1
                                     'search_rest'  '00poprockelectronic':1 'deephouse':11 'electronic':6 'jaar':4 'lanig':2 'minimal':9 'nicolas':3 'or':10 'stay':5 'techno':8 'th':7
                                    'search_combo'  '00poprockelectronic':7 'deephouse':17 'edits':6C 'electronic':12 'in':2A 'jaar':5B,10 'lanig':8 'love':3A 'minimal':15 'nicolas':4B,9 'or':16 'stay':1A,11 'techno':14 'th':13
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['deep house', 'techno', 'electronic', 'minimal', 'house']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085278.4522555  (2021-05-15 15:27:58)
                             'size'  15277535