======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '140'
                                          'artist'  'twilight electric'
                                     'text_people'  ''
                                         'release'  'rawk hard'
                                           'title'  'chewing gum'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '140.141'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'www.8bitpeoples.com'
'TALB' (Album/Movie/Show title)                     'rawk hard'
'TBPM' (BPM (beats per minute))                     '140.141'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'chewing gum'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'twilight electric'
'TRCK' (Track number/Position in set)               '02'
'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:lastfmtags'                                   ['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.85 dB'
'TXXX:replaygain_track_peak'                        '0.847855'

========================== row from database ==========================
                                              'id'  1287465
                                            'path'  /data/Music/Bulk/00poprockelectronic/twilight electric/8bp031-02-twilight_electric-chewing_gum.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  140
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  2250752
                                           'mtime'  1621705497
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 8bp031 02 twilight_electric chewing_gum electronic we beeps or chip or pico
                                      'tag_artist'  twilight electric
                                     'tag_release'  rawk hard
                                       'tag_title'  chewing gum
                                             'bpm'  140.141
                                    'search_title'  'chewing':1 'gum':2
                                   'search_artist'  'electric':2 'twilight':1
                                  'search_release'  'hard':2 'rawk':1
                                     'search_rest'  '00poprockelectronic':1 '8bp031':2 'beeps':9 'chewing':5 'chip':11 'electric':4 'electronic':7 'gum':6 'or':10 'pico':12 'twilight':3 'we':8
                                    'search_combo'  '00poprockelectronic':7 '8bp031':8 'beeps':15 'chewing':1A,11 'chip':17 'electric':4B,10 'electronic':13 'gum':2A,12 'hard':6C 'or':16 'pico':18 'rawk':5C 'twilight':3B,9 'we':14
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5A
                                           '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-4', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705496.666275  (2021-05-22 19:44:56)
                             'size'  2250752