======================== unified (from filesystem) ========================
                                         'bitrate'  '260.315'
                                        'duration'  '231'
                                          'artist'  'The Stone Roses'
                                     'text_people'  ''
                                         'release'  'Turns Into Stone'
                                           'title'  'What The World Is Waiting For'
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                                      'lastfmtags'  "['indie', 'madchester', 'britpop', 'alternative', 'rock']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '110.362'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Turns Into Stone'
'TBPM' (BPM (beats per minute))                     '110.362'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'What The World Is Waiting For'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Stone Roses'
'TRCK' (Track number/Position in set)               '9'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.96.1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'madchester', 'britpop', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.40 dB'
'TXXX:replaygain_track_peak'                        '0.716556'

========================== row from database ==========================
                                              'id'  1263277
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Stone Roses/The Stone Roses_-_Turns Into Stone-1992[mp3 - V0]/09-The_Stone_Roses_-_What_The_World_Is_Waiting_For.mp3
                                         'working'  None
                                         'bitrate'  260
                                    'duration_sec'  231
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  7523887
                                           'mtime'  1638554832
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Roses_ _Turns 1992[mp3 V0] 09 The_Stone_Roses_ _What_The_World_Is_Waiting_For ifs songwriter indie rock
                                      'tag_artist'  The Stone Roses
                                     'tag_release'  Turns Into Stone
                                       'tag_title'  What The World Is Waiting For
                                             'bpm'  110.362
                                    'search_title'  'for':6 'is':4 'the':2 'waiting':5 'what':1 'world':3
                                   'search_artist'  'roses':3 'stone':2 'the':1
                                  'search_release'  'into':2 'stone':3 'turns':1
                                     'search_rest'  '00singer':1 '1992':6 '1992mp3':8 'eos':3 'for':19 'ifs':20 'indie':21 'is':17 'mp3':7 'rock':22 'roses':4,13 'songwriter':2 'stone':12 'the':11,15 'turns':5 'v0':9,10 'waiting':18 'what':14 'world':16
                                    'search_combo'  '00singer':13 '1992':18 '1992mp3':20 'eos':15 'for':6A,31 'ifs':32 'indie':33 'into':11C 'is':4A,29 'mp3':19 'rock':34 'roses':9B,16,25 'songwriter':14 'stone':8B,12C,24 'the':2A,7B,23,27 'turns':10C,17 'v0':21,22 'waiting':5A,30 'what':1A,26 'world':3A,28
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'madchester', 'britpop', 'alternative', 'rock']
                                        'tag_date'  1992
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1638554831.6568553  (2021-12-03 19:07:11)
                             'size'  7523887