======================== unified (from filesystem) ========================
                                         'bitrate'  '266.219'
                                        'duration'  '320'
                                          'artist'  'Outrun'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Keep Yo Head Up - YouTube'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electro', 'melbourne', 'australian', 'electro-synth']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '48'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '125.0'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Keep Yo Head Up - YouTube'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Outrun'
'TRCK' (Track number/Position in set)               '48'
'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:lastfmtags'                                   ['electro', 'melbourne', 'australian', 'electro-synth']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'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'                        '-0.58 dB'
'TXXX:replaygain_track_peak'                        '0.387357'

========================== row from database ==========================
                                              'id'  1359506
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/Don Dellpiero - Synthwave/Outrun - Keep Yo Head Up - YouTube.mp3
                                         'working'  None
                                         'bitrate'  266
                                    'duration_sec'  320
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  10679028
                                           'mtime'  1620609059
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave Don Dellpiero Synthwave electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  Outrun
                                     'tag_release'  None
                                       'tag_title'  Keep Yo Head Up - YouTube
                                             'bpm'  125.0
                                    'search_title'  'head':3 'keep':1 'tube':7 'up':4 'yo':2 'you':6 'youtube':5
                                   'search_artist'  'outrun':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'chillwave':11 'dellpiero':6 'disco':3 'don':5 'electronic':8 'or':10 'retrowave':12 'synthwave':7 'waves':2 'we':9
                                    'search_combo'  '00poprockelectronic':9 '00synthwave':12 'chillwave':19 'dellpiero':14 'disco':11 'don':13 'electronic':16 'head':3A 'keep':1A 'or':18 'outrun':8B 'retrowave':20 'synthwave':15 'tube':7A 'up':4A 'waves':10 'we':17 'yo':2A 'you':6A 'youtube':5A
                                    'tag_tracknum'  48
                                      'num_images'  0
                                             'key'  3A
                                           '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-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electro', 'melbourne', 'australian', 'electro-synth']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620609059.0239394  (2021-05-10 03:10:59)
                             'size'  10679028