======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '203'
                                          'artist'  'tangible'
                                     'text_people'  ''
                                         'release'  'LOL'
                                           'title'  'paralelligram'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', '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'  '8'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '97.835'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'www.8bitpeoples.com'
'TALB' (Album/Movie/Show title)                     'LOL'
'TBPM' (BPM (beats per minute))                     '97.835'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'paralelligram'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'tangible'
'TRCK' (Track number/Position in set)               '8'
'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'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.79 dB'
'TXXX:replaygain_track_peak'                        '0.935133'

========================== row from database ==========================
                                              'id'  1332677
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tangible/8bp020-08-tangible-paralelligram.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  203
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  3262813
                                           'mtime'  1620572179
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Tangible 8bp020 08 electronic we beeps or chip or pico
                                      'tag_artist'  tangible
                                     'tag_release'  LOL
                                       'tag_title'  paralelligram
                                             'bpm'  97.835
                                    'search_title'  'paralelligram':1
                                   'search_artist'  'tangible':1
                                  'search_release'  'lol':1
                                     'search_rest'  '00poprockelectronic':1 '8bp020':3 'beeps':6 'chip':8 'electronic':4 'or':7 'pico':9 'tangible':2 'we':5
                                    'search_combo'  '00poprockelectronic':4 '8bp020':6 'beeps':9 'chip':11 'electronic':7 'lol':3C 'or':10 'paralelligram':1A 'pico':12 'tangible':2B,5 'we':8
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572178.890855  (2021-05-09 16:56:18)
                             'size'  3262813