======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '198'
                                          'artist'  'Bob Dylan'
                                     'text_people'  ''
                                         'release'  'Greatest Hits (Vol 2)'
                                           'title'  'Lay Lady Lay'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '21'
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'ifs-folk-rock'
                                             'bpm'  '144.438'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 000004C8 00000399 00006025 00004D8E 0001FB92 0001FB92 00008000 00008000 '
 '0001C8B0 0002A260')
'TALB' (Album/Movie/Show title)                     'Greatest Hits (Vol 2)'
'TBPM' (BPM (beats per minute))                     '144.438'
'TCON' (Content type, a.k.a. Genre)                 'ifs-folk-rock'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Lay Lady Lay'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob Dylan'
'TPE2' (Band/orchestra/accompaniment)               'Bob Dylan'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/21'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.00 dB'
'TXXX:replaygain_track_peak'                        '0.503362'

========================== row from database ==========================
                                              'id'  1282090
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/bob dylan - lay lady lay(2).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  198
                                           'genre'  ifs-folk-rock
                                        'filesize'  8015698
                                           'mtime'  1637330751
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] bob dylan lay lady lay(2) ifs folk rock
                                      'tag_artist'  Bob Dylan
                                     'tag_release'  Greatest Hits (Vol 2)
                                       'tag_title'  Lay Lady Lay
                                             'bpm'  144.438
                                    'search_title'  'lady':2 'lay':1
                                   'search_artist'  'bob':1 'dylan':2
                                  'search_release'  '2':5,6 'greatest':1 'hits':2 'vol':3,4
                                     'search_rest'  '00poprockelectronic':1 '2':12 'bob':7 'dylan':8 'files':5,6 'folk':15 'ifs':14 'lady':10 'lay':9,11 'lay2':13 'loose':3,4 'rock':16 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 '2':9C,10C,22 'bob':3B,17 'dylan':4B,18 'files':15,16 'folk':25 'greatest':5C 'hits':6C 'ifs':24 'lady':2A,20 'lay':1A,19,21 'lay2':23 'loose':13,14 'rock':26 'unsorted':12 'vol':7C,8C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330751.2012975  (2021-11-19 15:05:51)
                             'size'  8015698