======================== unified (from filesystem) ========================
                                         'bitrate'  '232.877'
                                        'duration'  '133'
                                          'artist'  'Jochen Hippel'
                                     'text_people'  ''
                                         'release'  'Amiga Remastered'
                                           'title'  'The End [Remastered]'
                                           '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-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['video game music', 'soundtrack', 'chiptune', 'game music', 'synth']"
                                     'discogstags'  "['electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '93.8'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Amiga Remastered'
'TBPM' (BPM (beats per minute))                     '93.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'The End [Remastered]'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Jochen Hippel'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '05'
'TXXX:PERFORMER'                                    'Remastered by Cryton in 2014'
'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', 'ambient']
'TXXX:lastfmtags'                                   ['video game music', 'soundtrack', 'chiptune', 'game music', 'synth']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.36 dB'
'TXXX:replaygain_track_peak'                        '0.668635'

========================== row from database ==========================
                                              'id'  1364308
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/4Mat - Amiga Music Remastered - Cracktro Classics/Jochen Hippel - The Seven Gates of Jambala - 05 - The End [Remastered] [Remastered].mp3
                                         'working'  None
                                         'bitrate'  232
                                    'duration_sec'  133
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  3879701
                                           'mtime'  1621627675
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy 4Mat Music Cracktro Classics Seven Gates of Jambala 05 electronic we beeps or chip or pico
                                      'tag_artist'  Jochen Hippel
                                     'tag_release'  Amiga Remastered
                                       'tag_title'  The End [Remastered]
                                             'bpm'  93.8
                                    'search_title'  'end':2 'remastered':3,4 'the':1
                                   'search_artist'  'hippel':2 'jochen':1
                                  'search_release'  'amiga':1 'remastered':2
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 '4mat':3 'beeps':13 'chip':15 'classics':6 'cracktro':5 'electronic':11 'gates':8 'jambala':10 'music':4 'of':9 'or':14 'pico':16 'seven':7 'we':12
                                    'search_combo'  '00beepy':10 '00poprockelectronic':9 '4mat':11 'amiga':7C 'beeps':21 'chip':23 'classics':14 'cracktro':13 'electronic':19 'end':2A 'gates':16 'hippel':6B 'jambala':18 'jochen':5B 'music':12 'of':17 'or':22 'pico':24 'remastered':3A,4A,8C 'seven':15 'the':1A 'we':20
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6B
                                           '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-3', 'q-syn-4', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['video game music', 'soundtrack', 'chiptune', 'game music', 'synth']
                                        'tag_date'  2014
                                     'discogstags'  ['electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1621627674.7749083  (2021-05-21 22:07:54)
                             'size'  3879701