======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '279'
                                          'artist'  'Mark Mancina'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Mobile Home'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-chart-1', 'q-drums-2', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'instrumental', 'composer', 'anime', 'ost']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '18'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-series'
                                             'bpm'  '100'
                                             'key'  '9A'
                                        'acoustid'  'c0676f91-d21d-4886-833b-ef8e96657f25'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '100'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-series'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996-08-13'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['additional guitar', 'Trevor Rabin']])
'TIT2' (Title/songname/content description)         'Mobile Home'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Mark Mancina'
'TPE2' (Band/orchestra/accompaniment)               'Mark Mancina'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Atlantic'
'TRCK' (Track number/Position in set)               '15/18'
'TSO2'                                              'Mancina, Mark'
'TSOP' (Performer sort order)                       'Mancina, Mark'
'TXXX:ASIN'                                         'B000002JBA'
'TXXX:Acoustid Id'                                  'c0676f91-d21d-4886-833b-ef8e96657f25'
'TXXX:Artists'                                      'Mark Mancina'
'TXXX:BARCODE'                                      '075678295423'
'TXXX:CATALOGNUMBER'                                '82954-2'
'TXXX:Mp3gain_minmax'                               '112,183'
'TXXX:Mp3gain_undo'                                 '+002,+002,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['soundtrack', 'instrumental', 'composer', 'anime', 'ost']
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.82 dB'
'TXXX:replaygain_track_peak'                        '0.684348'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'084748c4-f0c0-4757-98b7-c05446a79f0f')

========================== row from database ==========================
                                              'id'  1293250
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Theme - Twister.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  279
                                           'genre'  soundtrack-video-series
                                        'filesize'  4511765
                                           'mtime'  1620328780
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Theme Twister soundtrack video series
                                      'tag_artist'  Mark Mancina
                                     'tag_release'  None
                                       'tag_title'  Mobile Home
                                             'bpm'  100.0
                                    'search_title'  'home':2 'mobile':1
                                   'search_artist'  'mancina':2 'mark':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'series':11 'soundtrack':9 'theme':7 'twister':8 'unsorted':2 'video':10
                                    'search_combo'  '00poprockelectronic':5 'files':9,10 'home':2A 'loose':7,8 'mancina':4B 'mark':3B 'mobile':1A 'series':15 'soundtrack':13 'theme':11 'twister':12 'unsorted':6 'video':14
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'instrumental', 'composer', 'anime', 'ost']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620328779.8951705  (2021-05-06 21:19:39)
                             'size'  4511765