<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '223.497'
                                        'duration'  '256'
                                          'artist'  'IAMX'
                                     'text_people'  ''
                                         'release'  'Kingdom of Welcome Addiction'
                                           'title'  'Nature of Inviting'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-JZFKS-1', "
 "'Q-LOCALNESS-2', 'Q-SYN-3', 'Q-OLDST-3', 'Q-PLAY-3', 'Q-CHART-2', "
 "'Q-MIXBEAT-2', 'q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', "
 "'q-vocals-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '102.0'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f95382f1850>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1535091"/>
'TALB' (Album/Movie/Show title)                     'Kingdom of Welcome Addiction'
'TBPM' (BPM (beats per minute))                     '102.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-05-19'
'TIPL' (Involved people list)                       TIPL(encoding=&lt;Encoding.UTF16: 1&gt;, people=[['arranger', 'The Unfall Orchestra']])
'TIT2' (Title/songname/content description)         'Nature of Inviting'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'IAMX'
'TPE2' (Band/orchestra/accompaniment)               'IAMX'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Metropolis Records'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'IAMX'
'TSOP' (Performer sort order)                       'IAMX'
'TSRC' (ISRC (international standard recording code))  'GBHAQ0900001'
'TXXX:ARTISTS'                                      'IAMX'
'TXXX:ASIN'                                         'B001WBK9JI'
'TXXX:BARCODE'                                      '782388059725'
'TXXX:CATALOGNUMBER'                                'MET 597'
'TXXX:MusicBrainz Album Artist Id'                  'e4d05411-9a3d-452e-8b0e-a55b86b7cf85'
'TXXX:MusicBrainz Album Id'                         '5b0f0d24-4b34-4305-89a9-a46f184a97bc'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'e4d05411-9a3d-452e-8b0e-a55b86b7cf85'
'TXXX:MusicBrainz Release Group Id'                 '9593ac94-5579-3b70-babd-797f9238ad45'
'TXXX:MusicBrainz Release Track Id'                 'a3dc6363-be12-3cff-a18b-c7acd1c98790'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2009'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-11.17 dB'
'TXXX:replaygain_track_peak'                        '1.089033'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6f23acd9-bc59-4d81-ab31-9a8bd8a80792')

========================== row from database ==========================
                                              'id'  1535091
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kingdom of Welcome Addiction/IAMX_Kingdom of Welcome Addiction_1-01_Nature of Inviting.mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  256
                                           'genre'  electronic-unsorted
                                        'filesize'  7188814
                                           'mtime'  1678553234
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic IAMX_Kingdom Addiction_1 01_Nature electronic unsorted
                                      'tag_artist'  IAMX
                                     'tag_release'  Kingdom of Welcome Addiction
                                       'tag_title'  Nature of Inviting
                                             'bpm'  102.0
                                    'search_title'  'inviting':3 'nature':1 'of':2
                                   'search_artist'  'iamx':1
                                  'search_release'  'addiction':4 'kingdom':1 'of':2 'welcome':3
                                     'search_rest'  '00poprockelectronic':1 '01':6 '1':5 'addiction':4 'electronic':8 'iamx':2 'kingdom':3 'nature':7 'unsorted':9
                                    'search_combo'  '00poprockelectronic':9 '01':14 '1':13 'addiction':8C,12 'electronic':16 'iamx':4B,10 'inviting':3A 'kingdom':5C,11 'nature':1A,15 'of':2A,6C 'unsorted':17 'welcome':7C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-SYN-3', 'Q-OLDST-3', 'Q-PLAY-3', 'Q-CHART-2', 'Q-MIXBEAT-2', 'q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2']
                                      'lastfmtags'  []
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678553233.930734  (2023-03-11 17:47:13)
                             'size'  7188814