======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '439'
                                          'artist'  'Bourgeoisie'
                                     'text_people'  ''
                                         'release'  'New Retro Wave'
                                           'title'  'The Crystal Brain'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['retro electro', 'electronic', 'retrowave', 'synthwave', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '113.1'
                                             'key'  '9B'
                                        'acoustid'  '702069ad-9524-42bd-b040-7f343f588706'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'New Retro Wave'
'TBPM' (BPM (beats per minute))                     '113.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-05-06'
'TIT2' (Title/songname/content description)         'The Crystal Brain'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Bourgeoisie'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/10'
'TSO2'                                              'Bourgeoisie'
'TSOP' (Performer sort order)                       'Bourgeoisie'
'TXXX:Acoustid Id'                                  '702069ad-9524-42bd-b040-7f343f588706'
'TXXX:Artists'                                      'Bourgeoisie'
'TXXX:MusicBrainz Album Artist Id'                  'bde611f7-555f-4c49-97a4-e88a91abbd41'
'TXXX:MusicBrainz Album Id'                         '4de28489-f803-4c51-b9ac-9c79caf34476'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'bde611f7-555f-4c49-97a4-e88a91abbd41'
'TXXX:MusicBrainz Release Group Id'                 '4882ba0c-8b78-4db3-a269-e1c399d6d481'
'TXXX:MusicBrainz Release Track Id'                 '2160384f-8e1e-4cff-9a44-9534962c5cfd'
'TXXX:Q-HAP'                                        '4'
'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'                                   ['retro electro', 'electronic', 'retrowave', 'synthwave', 'synthpop']
'TXXX:originalyear'                                 '2013'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.17 dB'
'TXXX:replaygain_track_peak'                        '0.547210'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'53a7c0b5-858b-4fb0-8098-72e55bf1abea')

========================== row from database ==========================
                                              'id'  1289171
                                            'path'  /data/Music/Bulk/00poprockelectronic/NewRetroWave/Bourgeoisie - The Crystal Brain.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  439
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  17653640
                                           'mtime'  1620571554
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic NewRetroWave electronic we disco or italo
                                      'tag_artist'  Bourgeoisie
                                     'tag_release'  New Retro Wave
                                       'tag_title'  The Crystal Brain
                                             'bpm'  113.1
                                    'search_title'  'brain':3 'crystal':2 'the':1
                                   'search_artist'  'bourgeoisie':1
                                  'search_release'  'new':1 'retro':2 'wave':3
                                     'search_rest'  '00poprockelectronic':1 'disco':5 'electronic':3 'italo':7 'new':8 'newretrowave':2 'or':6 'retro':9 'wave':10 'we':4
                                    'search_combo'  '00poprockelectronic':8 'bourgeoisie':4B 'brain':3A 'crystal':2A 'disco':12 'electronic':10 'italo':14 'new':5C,15 'newretrowave':9 'or':13 'retro':6C,16 'the':1A 'wave':7C,17 'we':11
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-1', 'q-other-3', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['retro electro', 'electronic', 'retrowave', 'synthwave', 'synthpop']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620571554.1447406  (2021-05-09 16:45:54)
                             'size'  17653640