======================== unified (from filesystem) ========================
                                         'bitrate'  '189.573'
                                        'duration'  '136'
                                          'artist'  'Boards of Canada'
                                     'text_people'  ''
                                         'release'  "Tomorrow's Harvest"
                                           'title'  'Sundown'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'chillout', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '17'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '139.7'
                                             'key'  '3A'
                                        'acoustid'  '621faf7f-e9a6-42f2-8cb1-5d3d0bab6193'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Tomorrow's Harvest"
'TBPM' (BPM (beats per minute))                     '139.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-06-07'
'TENC' (Encoded by)                                 'dBpoweramp Release 14.2'
'TIT2' (Title/songname/content description)         'Sundown'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Boards of Canada'
'TPE2' (Band/orchestra/accompaniment)               'Boards of Canada'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Warp'
'TRCK' (Track number/Position in set)               '14/17'
'TSO2'                                              'Boards of Canada'
'TSOP' (Performer sort order)                       'Boards of Canada'
'TSRC' (ISRC (international standard recording code))  'GBBPW1300037'
'TSSE' (Software/Hardware and settings used for encoding)  '-V="0" -encoding="SLOW"'
'TXXX:ASIN'                                         'B00CMHPA18'
'TXXX:AccurateRipDiscID'                            '017-00265ee4-01e3d4b1-fd0e9611-14'
'TXXX:AccurateRipResult'                            'AccurateRip: Not in database   [7209D647]'
'TXXX:Acoustid Id'                                  '621faf7f-e9a6-42f2-8cb1-5d3d0bab6193'
'TXXX:BARCODE'                                      '801061825720'
'TXXX:CATALOGNUMBER'                                'WARPCD257X'
'TXXX:Encoder'                                      'Lame 3.98.4'
'TXXX:MusicBrainz Album Artist Id'                  '69158f97-4c07-4c4e-baf8-4e4ab1ed666e'
'TXXX:MusicBrainz Album Id'                         '38c4b369-9d7f-4ec0-93aa-398e77e9098b'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '69158f97-4c07-4c4e-baf8-4e4ab1ed666e'
'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:RELEASE TYPE'                                 'CD'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:STYLE'                                        'Electronic'
'TXXX:added_timestamp'                              '130151402635389663'
'TXXX:first_played_timestamp'                       '130151473343713948'
'TXXX:last_played_timestamp'                        '130151473343713948'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
'TXXX:play_count'                                   '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.04 dB'
'TXXX:replaygain_track_peak'                        '0.701779'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8fc2cc1d-1c6c-4fb6-9698-c3de7da4da6a')
'USLT::eng'                                         'Artist : Boards Of Canada\r\nTitle : Sundown\r\n\r\n\r\n'

========================== row from database ==========================
                                              'id'  1533089
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/boards of canada - tomorrow_s harvest (2012) - v0/14 boards of canada - sundown.mp3
                                         'working'  None
                                         'bitrate'  189
                                    'duration_sec'  136
                                           'genre'  electronic-ambient
                                        'filesize'  3297755
                                           'mtime'  1636910905
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient boards canada tomorrow_s harvest (2012) v0 14 boards canada sundown electronic ambient
                                      'tag_artist'  Boards of Canada
                                     'tag_release'  Tomorrow's Harvest
                                       'tag_title'  Sundown
                                             'bpm'  139.7
                                    'search_title'  'sundown':1
                                   'search_artist'  'boards':1 'canada':3 'of':2
                                  'search_release'  'harvest':4 's':2 'tomorrow':1 'tomorrows':3
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '2012':8,9 'ambient':13 'boards':3 'canada':4 'electronic':12 'harvest':7 's':6 'sundown':11 'tomorrow':5 'v0':10
                                    'search_combo'  '00ambient':10 '00poprockelectronic':9 '2012':16,17 'ambient':21 'boards':2B,11 'canada':4B,12 'electronic':20 'harvest':8C,15 'of':3B 's':6C,14 'sundown':1A,19 'tomorrow':5C,13 'tomorrows':7C 'v0':18
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  3A
                                           '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-2', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910905.2877681  (2021-11-14 18:28:25)
                             'size'  3297755