======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '413'
                                          'artist'  'James Holden'
                                     'text_people'  ''
                                         'release'  'Balance 005: James Holden'
                                           'title'  'Lifeformation (Infernal Machine mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['progressive house', 'trance', 'techno', 'electronic', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '14'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '129.979'
                                             'key'  '6A'
                                        'acoustid'  '8c33f652-70b9-468a-bed9-11cf422eef0a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Balance 005: James Holden'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-10-06'
'TEXT' (Lyricist/Text writer)                       'Simon Haynes'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['DJ-mix', 'James Holden']])
'TIT2' (Title/songname/content description)         'Lifeformation (Infernal Machine mix)'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Epsilon 9'
'TPE2' (Band/orchestra/accompaniment)               'James Holden'
'TPE4' (Interpreted, remixed, or otherwise modified by)  'Infernal Machine'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'EQ Recordings'
'TRCK' (Track number/Position in set)               '8/14'
'TSO2'                                              'Holden, James'
'TSOP' (Performer sort order)                       'Epsilon 9'
'TSRC' (ISRC (international standard recording code))  'EQGCD008'
'TXXX:ASIN'                                         'B0000TAZGK'
'TXXX:Acoustid Id'                                  '8c33f652-70b9-468a-bed9-11cf422eef0a'
'TXXX:BARCODE'                                      '823867482235'
'TXXX:CATALOGNUMBER'                                'EQGCD008'
'TXXX:MusicBrainz Album Artist Id'                  '7a269795-f85a-4717-8576-3f51265776cc'
'TXXX:MusicBrainz Album Id'                         'f7a741d1-c49b-49d6-a7cf-9029e7e08151'
'TXXX:MusicBrainz Album Release Country'            'AU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '4ddb8a1c-5032-4032-b73c-ccecfab72e36'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['progressive house', 'trance', 'techno', 'electronic', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.63 dB'
'TXXX:replaygain_track_peak'                        '0.436455'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'94ef493f-63b2-4029-a38a-a159ee74d5cd')

========================== row from database ==========================
                                              'id'  1307146
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/VA - Balance 005 - James Holden (2003)/208. Epsilon 9 - Lifeformation (Infernal Machine Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  413
                                           'genre'  electronic-th-techno
                                        'filesize'  16778565
                                           'mtime'  1620564344
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats VA (2003) 208. Epsilon 9 Mix) electronic th techno
                                      'tag_artist'  James Holden
                                     'tag_release'  Balance 005: James Holden
                                       'tag_title'  Lifeformation (Infernal Machine mix)
                                             'bpm'  129.979
                                    'search_title'  'infernal':2,3 'lifeformation':1 'machine':4 'mix':5,6
                                   'search_artist'  'holden':2 'james':1
                                  'search_release'  '005':2,3 'balance':1 'holden':5 'james':4
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '2003':7,8 '208':9,10 '9':12 'beats':5 'electronic':15 'epsilon':11 'harder':4 'house':3 'mix':13,14 'techno':17 'th':16 'va':6
                                    'search_combo'  '005':10C,11C '00poprockelectronic':14 '00techno':15 '2003':20,21 '208':22,23 '9':25 'balance':9C 'beats':18 'electronic':28 'epsilon':24 'harder':17 'holden':8B,13C 'house':16 'infernal':2A,3A 'james':7B,12C 'lifeformation':1A 'machine':4A 'mix':5A,6A,26,27 'techno':30 'th':29 'va':19
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive house', 'trance', 'techno', 'electronic', 'minimal']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620564343.5932825  (2021-05-09 14:45:43)
                             'size'  16778565