======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '370'
                                          'artist'  'Amp Fiddler'
                                     'text_people'  ''
                                         'release'  'Glitterbox: Disco & House Anthems March (2018)'
                                           'title'  'Soul Fly, Pt. 2 (Original Mix) (Feat. Dames Brown)'
                                           'quals'  ("['Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['jazz', 'acid jazz', 'soul', 'funk', 'neo soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '138.01'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Glitterbox: Disco & House Anthems March (2018)'
'TBPM' (BPM (beats per minute))                     '138.01'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Soul Fly, Pt. 2 (Original Mix) (Feat. Dames Brown)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Amp Fiddler'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'acid jazz', 'soul', 'funk', 'neo soul']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.76 dB'
'TXXX:replaygain_track_peak'                        '0.531665'

========================== row from database ==========================
                                              'id'  1296329
                                            'path'  /data/Music/Bulk/00poprockelectronic/Marvin & Guy - 2015-2016/Amp Fiddler - Soul Fly, Pt. 2 (Original Mix) (Feat. Dames Brown).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  370
                                           'genre'  electronic-unsorted
                                        'filesize'  14834999
                                           'mtime'  1620570900
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Marvin Guy 2015 2016 electronic unsorted
                                      'tag_artist'  Amp Fiddler
                                     'tag_release'  Glitterbox: Disco & House Anthems March (2018)
                                       'tag_title'  Soul Fly, Pt. 2 (Original Mix) (Feat. Dames Brown)
                                             'bpm'  138.01
                                    'search_title'  '2':6 'brown':14,15 'dames':13 'feat':11,12 'fly':2,3 'mix':9,10 'original':7,8 'pt':4,5 'soul':1
                                   'search_artist'  'amp':1 'fiddler':2
                                  'search_release'  '2018':7,8 'anthems':5 'disco':3 'glitterbox':1,2 'house':4 'march':6
                                     'search_rest'  '00poprockelectronic':1 '2015':4 '2016':5 'electronic':6 'guy':3 'marvin':2 'unsorted':7
                                    'search_combo'  '00poprockelectronic':26 '2':6A '2015':29 '2016':30 '2018':24C,25C 'amp':16B 'anthems':22C 'brown':14A,15A 'dames':13A 'disco':20C 'electronic':31 'feat':11A,12A 'fiddler':17B 'fly':2A,3A 'glitterbox':18C,19C 'guy':28 'house':21C 'march':23C 'marvin':27 'mix':9A,10A 'original':7A,8A 'pt':4A,5A 'soul':1A 'unsorted':32
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'acid jazz', 'soul', 'funk', 'neo soul']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620570900.0560596  (2021-05-09 16:35:00)
                             'size'  14834999