======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '208'
                                          'artist'  'Lektrogirl'
                                     'text_people'  ''
                                         'release'  'I Love My Computer'
                                           'title'  'Progressive Euro Track'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['prda', 'under 2000 listeners', 'rephlex', 'idm', 'micromusic', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '14'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '140'
                                             'key'  '9B'
                                        'acoustid'  'e21cbf24-84d2-4ad4-a6b2-68a7a8295e44'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'I Love My Computer'
'TBPM' (BPM (beats per minute))                     '140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999-11-08'
'TIT2' (Title/songname/content description)         'Progressive Euro Track'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lektrogirl'
'TPE2' (Band/orchestra/accompaniment)               'Lektrogirl'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Rephlex'
'TRCK' (Track number/Position in set)               '9/14'
'TSO2'                                              'Lektrogirl'
'TSOP' (Performer sort order)                       'Lektrogirl'
'TXXX:ASIN'                                         'B00002R0LJ'
'TXXX:Acoustid Id'                                  'e21cbf24-84d2-4ad4-a6b2-68a7a8295e44'
'TXXX:Artists'                                      'Lektrogirl'
'TXXX:BARCODE'                                      '666908007925'
'TXXX:CATALOGNUMBER'                                'CAT 079 CD'
'TXXX:Mp3gain_minmax'                               '000,189'
'TXXX:Mp3gain_undo'                                 '+007,+007,N'
'TXXX:MusicBrainz Album Artist Id'                  '05eb200c-afe6-44d2-9f95-501aa13604dd'
'TXXX:MusicBrainz Album Id'                         '85a29cef-7d14-4b43-8add-b576cf28a3b7'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '05eb200c-afe6-44d2-9f95-501aa13604dd'
'TXXX:MusicBrainz Release Group Id'                 '3bd8cbd1-d8ae-3875-a2f4-0e35e2a53af5'
'TXXX:MusicBrainz Release Track Id'                 'c0ff2083-1387-37ac-8ae6-08a514d48035'
'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:Tracknum'                                     '09'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['prda', 'under 2000 listeners', 'rephlex', 'idm', 'micromusic', 'electronic']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.76 dB'
'TXXX:replaygain_track_peak'                        '0.316795'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'998773f8-1583-4776-8699-9a9d1c48c2ff')

========================== row from database ==========================
                                              'id'  1344117
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/Lektrogirl/I Love My Computer/Lektrogirl - Progressive Euro Track - 09.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  208
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  3385342
                                           'mtime'  1621632599
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy 09 electronic we beeps or chip or pico
                                      'tag_artist'  Lektrogirl
                                     'tag_release'  I Love My Computer
                                       'tag_title'  Progressive Euro Track
                                             'bpm'  140.0
                                    'search_title'  'euro':2 'progressive':1 'track':3
                                   'search_artist'  'lektrogirl':1
                                  'search_release'  'computer':4 'i':1 'love':2 'my':3
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 'beeps':5 'chip':7 'electronic':3 'or':6 'pico':8 'we':4
                                    'search_combo'  '00beepy':10 '00poprockelectronic':9 'beeps':13 'chip':15 'computer':8C 'electronic':11 'euro':2A 'i':5C 'lektrogirl':4B 'love':6C 'my':7C 'or':14 'pico':16 'progressive':1A 'track':3A 'we':12
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['prda', 'under 2000 listeners', 'rephlex', 'idm', 'micromusic', 'electronic']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621632599.3693087  (2021-05-21 23:29:59)
                             'size'  3385342