<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '305'
                                          'artist'  'Mary Jane Girls'
                                     'text_people'  ''
                                         'release'  'Ben Liebrand: Grand 12-Inches: 05'
                                           'title'  'In My House (12" Version)'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-3', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rnb', 'female vocalists', 'soul', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '116.789'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d81dc0>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1520649"/>
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'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Ben Liebrand: Grand 12-Inches: 05'
'TBPM' (BPM (beats per minute))                     '116.789'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'In My House (12" Version)'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mary Jane Girls'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '05'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf52.81.0'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'rnb', 'female vocalists', 'soul', 'funk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.27 dB'
'TXXX:replaygain_track_peak'                        '0.456677'

========================== row from database ==========================
                                              'id'  1520649
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/067-B Mary Jane Girls - In My House (12__ Version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  305
                                           'genre'  funk or soul
                                        'filesize'  12497690
                                           'mtime'  1628357912
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 067 (12__ funk or soul
                                      'tag_artist'  Mary Jane Girls
                                     'tag_release'  Ben Liebrand: Grand 12-Inches: 05
                                       'tag_title'  In My House (12" Version)
                                             'bpm'  116.789
                                    'search_title'  '12':4,5 'house':3 'in':1 'my':2 'version':6,7
                                   'search_artist'  'girls':3 'jane':2 'mary':1
                                  'search_release'  '12':5 '12inches':7 'ben':1 'grand':4 'inches':6 'liebrand':2,3
                                     'search_rest'  '00poprockelectronic':1 '12':4,5 '1985':2 'complete':3 'funk':6 'or':7 'soul':8
                                    'search_combo'  '00poprockelectronic':18 '12':4A,5A,15C,21,22 '12inches':17C '1985':19 'ben':11C 'complete':20 'funk':23 'girls':10B 'grand':14C 'house':3A 'in':1A 'inches':16C 'jane':9B 'liebrand':12C,13C 'mary':8B 'my':2A 'or':24 'soul':25 'version':6A,7A
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rnb', 'female vocalists', 'soul', 'funk']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357912.3600276  (2021-08-07 19:38:32)
                             'size'  12497690