======================== unified (from filesystem) ========================
                                         'bitrate'  '190.528'
                                        'duration'  '190'
                                          'artist'  'Eels'
                                     'text_people'  ''
                                         'release'  'Useless Trinkets (1996-2006)'
                                           'title'  'Novocaine for the soul (Moog CookBook Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'alternative', 'singer songwriter', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;set-cover or covered'
                                             'bpm'  '84.000'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '---'
'TALB' (Album/Movie/Show title)                     'Useless Trinkets (1996-2006)'
'TBPM' (BPM (beats per minute))                     '84.000'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'set-cover or covered']
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 "LAME Ain't an MP3 Encoder"
'TIT2' (Title/songname/content description)         'Novocaine for the soul (Moog CookBook Remix)'
'TKEY' (Initial key)                                '3B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Eels'
'TRCK' (Track number/Position in set)               '14'
'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:lastfmtags'                                   ['indie', 'alternative', 'singer songwriter', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.34 dB'
'TXXX:replaygain_track_peak'                        '0.471034'

========================== row from database ==========================
                                              'id'  172335
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Unsorted/14. Novocaine for the soul (Moog CookBook Remix).mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  190
                                           'genre'  ifs-songwriter;set-cover or covered
                                        'filesize'  4541394
                                           'mtime'  1638554945
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Unsorted 14. ifs songwriter;set cover covered
                                      'tag_artist'  Eels
                                     'tag_release'  Useless Trinkets (1996-2006)
                                       'tag_title'  Novocaine for the soul (Moog CookBook Remix)
                                             'bpm'  84.0
                                    'search_title'  'book':11 'cook':10 'cookbook':7 'for':2 'moog':5,6 'novocaine':1 'remix':8,9 'soul':4 'the':3
                                   'search_artist'  'eels':1
                                  'search_release'  '1996':3 '19962006':5 '2006':4 'trinkets':2 'useless':1
                                     'search_rest'  '00singer':1 '14':5,6 'cover':12 'covered':13 'eos':3 'ifs':7 'set':9,11 'songwriter':2,8,10 'unsorted':4
                                    'search_combo'  '00singer':18 '14':22,23 '1996':15C '19962006':17C '2006':16C 'book':11A 'cook':10A 'cookbook':7A 'cover':29 'covered':30 'eels':12B 'eos':20 'for':2A 'ifs':24 'moog':5A,6A 'novocaine':1A 'remix':8A,9A 'set':26,28 'songwriter':19,25,27 'soul':4A 'the':3A 'trinkets':14C 'unsorted':21 'useless':13C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'singer songwriter', 'indie rock', 'rock']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554944.5607717  (2021-12-03 19:09:04)
                             'size'  4541394