======================== unified (from filesystem) ========================
                                         'bitrate'  '246.11'
                                        'duration'  '3722'
                                          'artist'  'UPGRADE Best of Darkwave Synthwave and Cyberpunk Music Mix'
                                     'text_people'  ''
                                         'release'  '?'
                                           'title'  'UPGRADE Best of Darkwave Synthwave and Cyberpunk Music Mix'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
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 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '68'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '100.5'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '?'
'TBPM' (BPM (beats per minute))                     '100.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'UPGRADE Best of Darkwave Synthwave and Cyberpunk Music Mix'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'UPGRADE Best of Darkwave Synthwave and Cyberpunk Music Mix'
'TRCK' (Track number/Position in set)               '68'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Software'                                     'Lavf58.2.100'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.00 dB'
'TXXX:replaygain_track_peak'                        '0.530785'

========================== row from database ==========================
                                              'id'  1320996
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/Don Dellpiero - Synthwave/UPGRADE_Best_of_Darkwave_Synthwave_and_Cyberpunk_Music_Mix.mp3
                                         'working'  None
                                         'bitrate'  246
                                    'duration_sec'  3722
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  114513108
                                           'mtime'  1620609229
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave Don Dellpiero UPGRADE_Best_of_Darkwave_Synthwave_and_Cyberpunk_Music_Mix electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  UPGRADE Best of Darkwave Synthwave and Cyberpunk Music Mix
                                     'tag_release'  ?
                                       'tag_title'  UPGRADE Best of Darkwave Synthwave and Cyberpunk Music Mix
                                             'bpm'  100.5
                                    'search_title'  'and':6 'best':2 'cyberpunk':7 'darkwave':4 'mix':9 'music':8 'of':3 'synthwave':5 'upgrade':1
                                   'search_artist'  'and':6 'best':2 'cyberpunk':7 'darkwave':4 'mix':9 'music':8 'of':3 'synthwave':5 'upgrade':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'and':12 'best':8 'chillwave':20 'cyberpunk':13 'darkwave':10 'dellpiero':6 'disco':3 'don':5 'electronic':16 'mix':15 'music':14 'of':9 'or':19 'retrowave':21 'synthwave':11,18 'upgrade':7 'waves':2 'we':17
                                    'search_combo'  '00poprockelectronic':19 '00synthwave':22 'and':6A,15B,30 'best':2A,11B,26 'chillwave':38 'cyberpunk':7A,16B,31 'darkwave':4A,13B,28 'dellpiero':24 'disco':21 'don':23 'electronic':34 'mix':9A,18B,33 'music':8A,17B,32 'of':3A,12B,27 'or':37 'retrowave':39 'synthwave':5A,14B,29,36 'upgrade':1A,10B,25 'waves':20 'we':35
                                    'tag_tracknum'  68
                                      'num_images'  0
                                             'key'  7A
                                           '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-2', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620609228.6999905  (2021-05-10 03:13:48)
                             'size'  114513108