======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '220'
                                          'artist'  'Yonderboi'
                                     'text_people'  ''
                                         'release'  'Shallow And Profound'
                                           'title'  'Chase And Chaser'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'electronic', 'downtempo', 'chillout', 'trip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '138.323'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shallow And Profound'
'TBPM' (BPM (beats per minute))                     '138.323'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Chase And Chaser'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yonderboi'
'TRCK' (Track number/Position in set)               '3'
'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'                                   ['lounge', 'electronic', 'downtempo', 'chillout', 'trip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.31 dB'
'TXXX:replaygain_track_peak'                        '0.613093'

========================== row from database ==========================
                                              'id'  1357492
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Yonderboi/Shallow And Profound/MBZ;#Yonderboi;#Shallow And Profound;#03;#Chase And Chaser.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  220
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  5302637
                                           'mtime'  1636911102
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip MBZ;#Yonderboi;#Shallow Profound;#03;#Chase electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Yonderboi
                                     'tag_release'  Shallow And Profound
                                       'tag_title'  Chase And Chaser
                                             'bpm'  138.323
                                    'search_title'  'and':2 'chase':1 'chaser':3
                                   'search_artist'  'yonderboi':1
                                  'search_release'  'and':2 'profound':3 'shallow':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '03':10,13 'acid':20 'chase':11,14 'downtempo':19 'electronic':15 'hop':17 'jazz':21 'mbz':3,6 'or':18 'profound':9,12 'shallow':5,8 'trip':16 'yonderboi':4,7
                                    'search_combo'  '00poprockelectronic':8 '00trip':9 '03':17,20 'acid':27 'and':2A,6C 'chase':1A,18,21 'chaser':3A 'downtempo':26 'electronic':22 'hop':24 'jazz':28 'mbz':10,13 'or':25 'profound':7C,16,19 'shallow':5C,12,15 'trip':23 'yonderboi':4B,11,14
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           '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-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'electronic', 'downtempo', 'chillout', 'trip hop']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911101.8583293  (2021-11-14 18:31:41)
                             'size'  5302637