======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '158'
                                          'artist'  'Armando Trovajoli'
                                     'text_people'  ''
                                         'release'  'Easy Instr 70s'
                                           'title'  "A Ride In The Valley (cit. 'New York New York' IT '78)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', "
 "'q-busy-3', 'q-grit-2', 'q-play-3', 'Q-OLDST-2', 'q-chart-2', 'q-drums-2', "
 "'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['soundtrack', 'jazz', 'lounge', 'italian', 'composer']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '133.2'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Easy Instr 70s'
'TBPM' (BPM (beats per minute))                     '133.2'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "A Ride In The Valley (cit. 'New York New York' IT '78)"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Armando Trovajoli'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'jazz', 'lounge', 'italian', 'composer']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.438654'

========================== row from database ==========================
                                              'id'  1532327
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Armando Trovajoli - (F. _Amori Miei_) - A Ride In The Valley (cit. _New York New York_ IT _78).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  158
                                           'genre'  funk or soul
                                        'filesize'  6331089
                                           'mtime'  1628357794
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY 70_s (F. _Amori Miei_) _New York_ _78) funk soul
                                      'tag_artist'  Armando Trovajoli
                                     'tag_release'  Easy Instr 70s
                                       'tag_title'  A Ride In The Valley (cit. 'New York New York' IT '78)
                                             'bpm'  133.2
                                    'search_title'  '78':13,14 'a':1 'cit':6,7 'in':3 'it':12 'new':8,9 'ride':2 'the':4 'valley':5 'york':10,11
                                   'search_artist'  'armando':1 'trovajoli':2
                                  'search_release'  '70s':3 'easy':1 'instr':2
                                     'search_rest'  '70':5 '78':14,15 'amori':9 'easy':4 'f':7,8 'funk':2 'miei':10,11 'new':12 's':6 'soul':3 'swing':1 'york':13
                                    'search_combo'  '70':24 '70s':19C '78':13A,14A,33,34 'a':1A 'amori':28 'armando':15B 'cit':6A,7A 'easy':17C,23 'f':26,27 'funk':21 'in':3A 'instr':18C 'it':12A 'miei':29,30 'new':8A,9A,31 'ride':2A 's':25 'soul':22 'swing':20 'the':4A 'trovajoli':16B 'valley':5A 'york':10A,11A,32
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'jazz', 'lounge', 'italian', 'composer']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357793.631688  (2021-08-07 19:36:33)
                             'size'  6331089