======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '235'
                                          'artist'  'Shalamar'
                                     'text_people'  ''
                                         'release'  "70's Dancefloor Ultimate Collection - CD2"
                                           'title'  'Uptown Festival'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'rnb', 'soul', 'disco', '80s', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0220'
                                      'tracktotal'  '20'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '125.4'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Freak37'
'TALB' (Album/Movie/Show title)                     "70's Dancefloor Ultimate Collection - CD2"
'TBPM' (BPM (beats per minute))                     '125.4'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Uptown Festival'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shalamar'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2'
'TRCK' (Track number/Position in set)               '0220/20'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'rnb', 'soul', 'disco', '80s', 'funk']
'TXXX:other'                                        'Various'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-7.09 dB'
'TXXX:replaygain_track_peak'                        '0.987381'

========================== row from database ==========================
                                              'id'  1524915
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Various Artists - 100 Hits - 70_s Dancefloor (The Ultimate Collection) 2017 - @192/0220 - Various - Uptown Festival - (Shalamar).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  235
                                           'genre'  funk or soul
                                        'filesize'  5764436
                                           'mtime'  1621695804
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul Various Artists 100 Hits 70_s (The Collection) 2017 @192 0220 Various (Shalamar) funk soul
                                      'tag_artist'  Shalamar
                                     'tag_release'  70's Dancefloor Ultimate Collection - CD2
                                       'tag_title'  Uptown Festival
                                             'bpm'  125.4
                                    'search_title'  'festival':2 'uptown':1
                                   'search_artist'  'shalamar':1
                                  'search_release'  '70':1 '70s':3 'cd2':7 'collection':6 'dancefloor':4 's':2 'ultimate':5
                                     'search_rest'  '0220':16 '100':6 '192':15 '2017':14 '70':8 'artists':5 'collection':12,13 'funk':2 'hits':7 's':9 'shalamar':17,18 'soul':3 'swing':1 'the':10,11 'various':4
                                    'search_combo'  '0220':26 '100':16 '192':25 '2017':24 '70':4C,18 '70s':6C 'artists':15 'cd2':10C 'collection':9C,22,23 'dancefloor':7C 'festival':2A 'funk':12 'hits':17 's':5C,19 'shalamar':3B,27,28 'soul':13 'swing':11 'the':20,21 'ultimate':8C 'uptown':1A 'various':14
                                    'tag_tracknum'  220
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'rnb', 'soul', 'disco', '80s', 'funk']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695804.250273  (2021-05-22 17:03:24)
                             'size'  5764436