======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '469'
                                          'artist'  'All-Music'
                                     'text_people'  'Joey Tempest'
                                         'release'  "Fantastic 80's"
                                           'title'  'The Final Countdown'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['pop', 'ballad']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '16'
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'rock-gr-hard'
                                             'bpm'  '117.466'
                                             'key'  '11A'
                                        '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'                                 (' 000004D0 00000499 00002017 00001B8D 0002BB80 0002B998 00008000 00008000 '
 '000015F3 000015F3')
'TALB' (Album/Movie/Show title)                     "Fantastic 80's"
'TBPM' (BPM (beats per minute))                     '117.466'
'TCOM' (Composer)                                   'Joey Tempest'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-hard'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'The Final Countdown'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Europe'
'TPE2' (Band/orchestra/accompaniment)               'All-Music'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '1/16'
'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'                                  ['pop', 'ballad']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.72 dB'
'TXXX:replaygain_track_peak'                        '0.659029'

========================== row from database ==========================
                                              'id'  1343115
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/europe - the final countdown(2)84414.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  469
                                           'genre'  rock-gr-hard
                                        'filesize'  7579477
                                           'mtime'  1636903155
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] europe the final countdown(2)84414 rock gr hard
                                      'tag_artist'  All-Music
                                     'tag_release'  Fantastic 80's
                                       'tag_title'  The Final Countdown
                                             'bpm'  117.466
                                    'search_title'  'countdown':3 'final':2 'the':1
                                   'search_artist'  'all':1 'allmusic':3 'music':2
                                  'search_release'  '80':2 '80s':4 'fantastic':1 's':3
                                     'search_rest'  '00poprockelectronic':1 '2':11 '84414':12 'countdown':10 'countdown284414':13 'europe':7 'files':5,6 'final':9 'gr':15 'hard':16 'loose':3,4 'rock':14 'the':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 '2':21 '80':8C '80s':10C '84414':22 'all':4B 'allmusic':6B 'countdown':3A,20 'countdown284414':23 'europe':17 'fantastic':7C 'files':15,16 'final':2A,19 'gr':25 'hard':26 'loose':13,14 'music':5B 'rock':24 's':9C 'the':1A,18 'unsorted':12
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1986
                                     'discogstags'  ['pop', 'ballad']

============================== file details ==============================
                                           'mtime'  1636903155.1610267  (2021-11-14 16:19:15)
                             'size'  7579477