======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '310'
                                          'artist'  'Yusef Lateef'
                                     'text_people'  'Richard M. Jones'
                                         'release'  'Jazz Around the World'
                                           'title'  'Trouble in Mind'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fusion', 'jazz', 'saxophone', 'experimental', 'flute']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1963'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-newer-experimental or free'
                                             'bpm'  '111.6'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Jazz Around the World'
'TBPM' (BPM (beats per minute))                     '111.6'
'TCOM' (Composer)                                   'Richard M. Jones'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-newer-experimental or free'
'TDRC' (Recording time)                             '1963'
'TIT2' (Title/songname/content description)         'Trouble in Mind'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yusef Lateef'
'TPE2' (Band/orchestra/accompaniment)               'Yusef Lateef'
'TPUB' (Publisher)                                  'Impulse!'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['fusion', 'jazz', 'saxophone', 'experimental', 'flute']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.71 dB'
'TXXX:replaygain_track_peak'                        '0.530387'

========================== row from database ==========================
                                              'id'  773170
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Lateef, Yusef/yusef lateef - jazz around the funk/Jazz Around the World - 06 - Yusef Lateef - Trouble in Mind.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  310
                                           'genre'  prerock-jb-jazz-newer-experimental or free
                                        'filesize'  4968178
                                           'mtime'  1620592751
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul Lateef, yusef lateef jazz around funk 06 prerock jb jazz newer experimental free
                                      'tag_artist'  Yusef Lateef
                                     'tag_release'  Jazz Around the World
                                       'tag_title'  Trouble in Mind
                                             'bpm'  111.6
                                    'search_title'  'in':2 'mind':3 'trouble':1
                                   'search_artist'  'lateef':2 'yusef':1
                                  'search_release'  'around':2 'jazz':1 'the':3 'world':4
                                     'search_rest'  'around':8 'experimental':12 'free':13 'funk':2 'jazz':7 'jb':10 'lateef':4,5 'newer':11 'prerock':9 'soul':3 'swing':1 'yusef':6
                                    'search_combo'  'around':7C,17 'experimental':21 'free':22 'funk':11 'in':2A 'jazz':6C,16 'jb':19 'lateef':5B,13,14 'mind':3A 'newer':20 'prerock':18 'soul':12 'swing':10 'the':8C 'trouble':1A 'world':9C 'yusef':4B,15
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['fusion', 'jazz', 'saxophone', 'experimental', 'flute']
                                        'tag_date'  1963
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620592750.9319398  (2021-05-09 22:39:10)
                             'size'  4968178