<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '158'
                                          'artist'  'The Knife'
                                     'text_people'  ''
                                         'release'  'Deep Cuts'
                                           'title'  'Handy-Man'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-4', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['swedish', 'electronica', 'poptron', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '17'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop;set-pl-sced'
                                             'bpm'  '141'
                                             'key'  '6B'
                                        'acoustid'  '7c29f053-f5bd-4344-a5eb-c9306230a3a7'
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d81d00>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1456093"/>
'PRIV:AverageLevel:\x8d(\x00\x00'                   PRIV(owner='AverageLevel', data=b'\x8d(\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Deep Cuts'
'TBPM' (BPM (beats per minute))                     '141'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electropop or synthpop', 'set-pl-sced']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2005-01-18'
'TIT2' (Title/songname/content description)         'Handy-Man'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Knife'
'TPE2' (Band/orchestra/accompaniment)               'The Knife'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '16/17'
'TSO2'                                              'Knife, The'
'TSOP' (Performer sort order)                       'Knife, The'
'TSRC' (ISRC (international standard recording code))  'SEWCE0400216'
'TXXX:ASIN'                                         'B0007UT5QI'
'TXXX:Acoustid Id'                                  '7c29f053-f5bd-4344-a5eb-c9306230a3a7'
'TXXX:Artists'                                      'The Knife'
'TXXX:MusicBrainz Album Artist Id'                  'bf710b71-48e5-4e15-9bd6-96debb2e4e98'
'TXXX:MusicBrainz Album Id'                         '6a72742c-87d6-465a-8c48-f536db1feaa0'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'bf710b71-48e5-4e15-9bd6-96debb2e4e98'
'TXXX:MusicBrainz Release Group Id'                 'e35a847b-d4cb-3dfe-b2ea-047f8fe0d95b'
'TXXX:MusicBrainz Release Track Id'                 '3d20d944-a816-3e7f-9749-8359b98451cb'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['swedish', 'electronica', 'poptron', 'electronic', 'synthpop']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.22 dB'
'TXXX:replaygain_track_peak'                        '0.575297'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b1ab96a6-c761-4d12-951b-76cf723af4c3')
'USLT::XXX'                                         ('When I saw you\r\n'
 'I thought that you were the one\r\n'
 'Looking good, I assumed you were handy\r\n'
 'You introduced yourself as handy\r\n'
 '\r\n'
 'I thought you were the handy-man\r\n'
 'I laid my love in your hands\r\n'
 'Andy my man\r\n'
 'I thought you were the handy-man\r\n'
 '\r\n'
 'Then something went wrong\r\n'
 'And the feeling was so gone\r\n'
 'Slipped the hammer on your thumb\r\n'
 'And the saw got caught in your thong\r\n'
 '\r\n'
 'I thought you were the handy-man\r\n'
 'I laid my love in your hands\r\n'
 'Andy my man\r\n'
 'I thought you were the handy-man\r\n'
 '\r\n'
 'Then something went wrong\r\n'
 'And the feeling was so gone\r\n'
 'Slipped the hammer on your thumb\r\n'
 'And the saw got caught in your thong\r\n'
 '\r\n'
 'I thought you were the handy-man\r\n'
 'I laid my love in your hands\r\n'
 'Andy my man\r\n'
 'I thought you were the handy-man\r\n'
 '\r\n'
 'I thought you were the handy-man\r\n'
 'I laid my love in your hands\r\n'
 'Andy my man\r\n'
 'I thought you were the handy-man\r\n'
 '\r\n'
 'Handy-man\r\n'
 'Handy-man\r\n'
 'Handy-man\r\n'
 'I thought you were the handy-man\r\n'
 '\r\n'
 'Handy-man\r\n'
 'Handy-man\r\n'
 'Handy-man\r\n'
 'I thought you were the handy-man')

========================== row from database ==========================
                                              'id'  1456093
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Knife/Deep Cuts (2003)/16-Handy-Man.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  158
                                           'genre'  electronic-we-electropop or synthpop;set-pl-sced
                                        'filesize'  2542180
                                           'mtime'  1647352685
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (2003) 16 electronic we electropop or synthpop;set pl sced
                                      'tag_artist'  The Knife
                                     'tag_release'  Deep Cuts
                                       'tag_title'  Handy-Man
                                             'bpm'  141.0
                                    'search_title'  'handy':1 'handyman':3 'man':2
                                   'search_artist'  'knife':2 'the':1
                                  'search_release'  'cuts':2 'deep':1
                                     'search_rest'  '00poprockelectronic':1 '2003':2,3 'electronic':4 'electropop':6 'or':7 'pl':12 'sced':13 'set':9,11 'synthpop':8,10 'we':5
                                    'search_combo'  '00poprockelectronic':8 '2003':9,10 'cuts':7C 'deep':6C 'electronic':11 'electropop':13 'handy':1A 'handyman':3A 'knife':5B 'man':2A 'or':14 'pl':19 'sced':20 'set':16,18 'synthpop':15,17 'the':4B 'we':12
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-4', 'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['swedish', 'electronica', 'poptron', 'electronic', 'synthpop']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1647352684.91517  (2022-03-15 14:58:04)
                             'size'  2542180