======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '406'
                                          'artist'  'In Aeternam Vale'
                                     'text_people'  ''
                                         'release'  'Dust Under Brightness'
                                           'title'  'On Strike (Bonus Track)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['new wave', 'coldwave', 'minimal synth', 'industrial', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '9'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '135.8'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover album art'                              type PictureType.COVER_FRONT (Cover (front)) b'Cover album art'
                                     
'TALB' (Album/Movie/Show title)                     'Dust Under Brightness'
'TBPM' (BPM (beats per minute))                     '135.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'On Strike (Bonus Track)'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'In Aeternam Vale'
'TPE2' (Band/orchestra/accompaniment)               'In Aeternam Vale'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '9/9'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf52.93.0'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['new wave', 'coldwave', 'minimal synth', 'industrial', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-6.35 dB'
'TXXX:replaygain_track_peak'                        '0.604718'

========================== row from database ==========================
                                              'id'  654737
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Minimal Wave/[MW036] In Aeternam Vale - Dust Under Brightness (Comp.) WEB [2012] 320Kbps/9-On_Strike_Bonus_Track.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  406
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  16370170
                                           'mtime'  1620540567
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Minimal Wave [MW036] (Comp.) WEB [2012] 320Kbps 9 On_Strike_Bonus_Track electronic we new wave or post punk
                                      'tag_artist'  In Aeternam Vale
                                     'tag_release'  Dust Under Brightness
                                       'tag_title'  On Strike (Bonus Track)
                                             'bpm'  135.8
                                    'search_title'  'bonus':3,4 'on':1 'strike':2 'track':5,6
                                   'search_artist'  'aeternam':2 'in':1 'vale':3
                                  'search_release'  'brightness':3 'dust':1 'under':2
                                     'search_rest'  '2012':8,9 '320kbps':10 '9':11 'bonus':14 'comp':5,6 'electronic':16 'minimal':1 'mw036':3,4 'new':18 'on':12 'or':19 'post':20 'punk':21 'strike':13 'track':15 'wave':2 'we':17 'web':7
                                    'search_combo'  '2012':20,21 '320kbps':22 '9':23 'aeternam':8B 'bonus':3A,4A,26 'brightness':12C 'comp':17,18 'dust':10C 'electronic':28 'in':7B 'minimal':13 'mw036':15,16 'new':30 'on':1A,24 'or':31 'post':32 'punk':33 'strike':2A,25 'track':5A,6A,27 'under':11C 'vale':9B 'wave':14 'we':29 'web':19
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['new wave', 'coldwave', 'minimal synth', 'industrial', 'synthpop']
                                        'tag_date'  2012
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620540567.4824073  (2021-05-09 08:09:27)
                             'size'  16370170