======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '200'
                                          'artist'  'Nullsleep'
                                     'text_people'  ''
                                         'release'  'the gameboy singles 2002'
                                           'title'  'say its not the end'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '107.893'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'the gameboy singles 2002'
'TBPM' (BPM (beats per minute))                     '107.893'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'say its not the end'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Nullsleep'
'TRCK' (Track number/Position in set)               '7'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.06 dB'
'TXXX:replaygain_track_peak'                        '0.591729'

========================== row from database ==========================
                                              'id'  1320639
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/Nullsleep/07-8bp027-nullsleep-say_its_not_the_end.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  200
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  3215360
                                           'mtime'  1621705492
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy 07 8bp027 nullsleep say_its_not_the_end electronic we beeps or chip or pico
                                      'tag_artist'  Nullsleep
                                     'tag_release'  the gameboy singles 2002
                                       'tag_title'  say its not the end
                                             'bpm'  107.893
                                    'search_title'  'end':5 'its':2 'not':3 'say':1 'the':4
                                   'search_artist'  'nullsleep':1
                                  'search_release'  '2002':4 'gameboy':2 'singles':3 'the':1
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 '8bp027':3 'beeps':12 'chip':14 'electronic':10 'end':9 'its':6 'not':7 'nullsleep':4 'or':13 'pico':15 'say':5 'the':8 'we':11
                                    'search_combo'  '00beepy':12 '00poprockelectronic':11 '2002':10C '8bp027':13 'beeps':22 'chip':24 'electronic':20 'end':5A,19 'gameboy':8C 'its':2A,16 'not':3A,17 'nullsleep':6B,14 'or':23 'pico':25 'say':1A,15 'singles':9C 'the':4A,7C,18 'we':21
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8B
                                           '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-3', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['8bitpeoples', '8 bit', 'chiptune', '8bit', 'electronic']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621705491.8542485  (2021-05-22 19:44:51)
                             'size'  3215360