======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '138'
                                          'artist'  'The Southern Sound'
                                     'text_people'  ''
                                         'release'  '100 British Freakbeat Masterpieces Vol. 1'
                                           'title'  "I Don't Wanna Go"
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-SYN-1', 'Q-UNU-1', 'Q-BUSY-3', 'Q-GRIT-2', "
 "'Q-PLAY-3', 'q-bass-4', 'Q-CHART-2', 'Q-JZFKS-1', 'q-drums-2', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage'
                                             'bpm'  '134.4'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://tommentonenlacuadra.blogspot.com'
'COMM:ID3v1 Comment:eng'                            'http://tommentonenlacuadra.b'
'TALB' (Album/Movie/Show title)                     '100 British Freakbeat Masterpieces Vol. 1'
'TBPM' (BPM (beats per minute))                     '134.4'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-garage'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         "I Don't Wanna Go"
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Southern Sound'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-7.00 dB'
'TXXX:replaygain_track_peak'                        '0.696326'

========================== row from database ==========================
                                              'id'  1511845
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/100 British Freakbeat Masterpieces Vol. 1/18 - The Southern Sound - I Don_t Wanna Go.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  138
                                           'genre'  rock-gr-garage
                                        'filesize'  5540016
                                           'mtime'  1636400080
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 18 Don_t rock gr garage
                                      'tag_artist'  The Southern Sound
                                     'tag_release'  100 British Freakbeat Masterpieces Vol. 1
                                       'tag_title'  I Don't Wanna Go
                                             'bpm'  134.4
                                    'search_title'  'don':2 'dont':4 'go':6 'i':1 't':3 'wanna':5
                                   'search_artist'  'sound':3 'southern':2 'the':1
                                  'search_release'  '1':7 '100':1 'british':2 'freakbeat':3 'masterpieces':4 'vol':5,6
                                     'search_rest'  '18':2 'classicprogpsy':1 'don':3 'garage':7 'gr':6 'rock':5 't':4
                                    'search_combo'  '1':16C '100':10C '18':18 'british':11C 'classicprogpsy':17 'don':2A,19 'dont':4A 'freakbeat':12C 'garage':23 'go':6A 'gr':22 'i':1A 'masterpieces':13C 'rock':21 'sound':9B 'southern':8B 't':3A,20 'the':7B 'vol':14C,15C 'wanna':5A
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400080.10666  (2021-11-08 20:34:40)
                             'size'  5540016