======================== unified (from filesystem) ========================
                                         'bitrate'  '229.744'
                                        'duration'  '223'
                                          'artist'  'Huey Lewis and The News'
                                     'text_people'  ''
                                         'release'  'The Must-Have Hits'
                                           'title'  'The Power Of Love'
                                           'quals'  ("['Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'rock', 'classic rock', 'pop', 'pop-rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '118.706'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Must-Have Hits'
'TBPM' (BPM (beats per minute))                     '118.706'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'The Power Of Love'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Huey Lewis and The News'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'rock', 'classic rock', 'pop', 'pop-rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.60 dB'
'TXXX:replaygain_track_peak'                        '0.401646'

========================== row from database ==========================
                                              'id'  1288358
                                            'path'  /data/Music/Bulk/00poprockelectronic/80s_-_The_Must-Have_Hits-2006/09-huey_lewis_and_the_news_-_the_power_of_love-ysp.mp3
                                         'working'  None
                                         'bitrate'  229
                                    'duration_sec'  223
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  6433194
                                           'mtime'  1620566466
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 80s_ _The_Must Have_Hits 2006 09 huey_lewis_and_the_news_ _the_power_of_love ysp electronic generic or radio dance
                                      'tag_artist'  Huey Lewis and The News
                                     'tag_release'  The Must-Have Hits
                                       'tag_title'  The Power Of Love
                                             'bpm'  118.706
                                    'search_title'  'love':4 'of':3 'power':2 'the':1
                                   'search_artist'  'and':3 'huey':1 'lewis':2 'news':5 'the':4
                                  'search_release'  'have':3 'hits':5 'must':2 'musthave':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '2006':7 '80s':2 'and':10 'dance':22 'electronic':18 'generic':19 'have':5 'hits':6 'huey':8 'lewis':9 'love':16 'must':4 'news':12 'of':15 'or':20 'power':14 'radio':21 'the':3,11,13 'ysp':17
                                    'search_combo'  '00poprockelectronic':15 '2006':21 '80s':16 'and':7B,24 'dance':36 'electronic':32 'generic':33 'have':12C,19 'hits':14C,20 'huey':5B,22 'lewis':6B,23 'love':4A,30 'must':11C,18 'musthave':13C 'news':9B,26 'of':3A,29 'or':34 'power':2A,28 'radio':35 'the':1A,8B,10C,17,25,27 'ysp':31
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rock', 'classic rock', 'pop', 'pop-rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620566466.3487403  (2021-05-09 15:21:06)
                             'size'  6433194