======================== unified (from filesystem) ========================
                                         'bitrate'  '159.874'
                                        'duration'  '418'
                                          'artist'  'Billy Joel'
                                     'text_people'  'Billy Joel'
                                         'release'  'The Nylon Curtain'
                                           'title'  'Goodnight Saigon'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'singer songwriter', 'piano', 'pop', 'classic rock']"
                                     'discogstags'  "['rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '9'
                                            'date'  '1982'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '128.904'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00000257 0000025D 00002414 000029FD 00054B1A 0004C3DD 00007F70 00008000 '
 '0004D5A4 000528FF')
'TALB' (Album/Movie/Show title)                     'The Nylon Curtain'
'TBPM' (BPM (beats per minute))                     '128.904'
'TCOM' (Composer)                                   'Billy Joel'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDRC' (Recording time)                             '1982'
'TENC' (Encoded by)                                 'FreeRIP 2.80'
'TIT2' (Title/songname/content description)         'Goodnight Saigon'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Billy Joel'
'TPE2' (Band/orchestra/accompaniment)               'Billy Joel'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/9'
'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'                                  ['rock', 'pop rock']
'TXXX:lastfmtags'                                   ['rock', 'singer songwriter', 'piano', 'pop', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.09 dB'
'TXXX:replaygain_track_peak'                        '0.853436'

========================== row from database ==========================
                                              'id'  1314134
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/billy joel - goodbye saigon.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  418
                                           'genre'  rock-cppex-classic
                                        'filesize'  8373889
                                           'mtime'  1676053001
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] billy joel goodbye saigon rock cppex classic
                                      'tag_artist'  Billy Joel
                                     'tag_release'  The Nylon Curtain
                                       'tag_title'  Goodnight Saigon
                                             'bpm'  128.904
                                    'search_title'  'goodnight':1 'saigon':2
                                   'search_artist'  'billy':1 'joel':2
                                  'search_release'  'curtain':3 'nylon':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 'billy':7 'classic':13 'cppex':12 'files':5,6 'goodbye':9 'joel':8 'loose':3,4 'rock':11 'saigon':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 'billy':3B,14 'classic':20 'cppex':19 'curtain':7C 'files':12,13 'goodbye':16 'goodnight':1A 'joel':4B,15 'loose':10,11 'nylon':6C 'rock':18 'saigon':2A,17 'the':5C 'unsorted':9
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['rock', 'singer songwriter', 'piano', 'pop', 'classic rock']
                                        'tag_date'  1982
                                     'discogstags'  ['rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1676053001.241925  (2023-02-10 19:16:41)
                             'size'  8373889