======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '103'
                                          'artist'  'CBS top 100'
                                     'text_people'  ''
                                         'release'  'CBS Top 100 2006 Edition'
                                           'title'  'Top 100 Overzicht Praatmuziekje 3 (1 Min 30 Sec)'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'Q-PLAY-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '-112'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '145.163'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=102, count=1)
'TALB' (Album/Movie/Show title)                     'CBS Top 100 2006 Edition'
'TBPM' (BPM (beats per minute))                     '145.163'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Ripped With Streamripper'
'TIT2' (Title/songname/content description)         'Top 100 Overzicht Praatmuziekje 3 (1 Min 30 Sec)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'CBS top 100'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '-112'
'TXXX:MP3GAIN_MINMAX'                               '159,191'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:fmps_playcount'                               '1'
'TXXX:fmps_rating'                                  '0.4'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.57 dB'
'TXXX:replaygain_track_peak'                        '0.654655'

========================== row from database ==========================
                                              'id'  1421420
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/CBS TOP 100 2006/144 - [Praatmuziekje] - Top 100 Overzicht Praatmuziekje 3 (1 Min 30 Sec).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  103
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  2084538
                                           'mtime'  1620608669
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo TOP 144 [Praatmuziekje] electronic we disco or italo
                                      'tag_artist'  CBS top 100
                                     'tag_release'  CBS Top 100 2006 Edition
                                       'tag_title'  Top 100 Overzicht Praatmuziekje 3 (1 Min 30 Sec)
                                             'bpm'  145.163
                                    'search_title'  '1':6,7 '100':2 '3':5 '30':9 'min':8 'overzicht':3 'praatmuziekje':4 'sec':10,11 'top':1
                                   'search_artist'  '100':3 'cbs':1 'top':2
                                  'search_release'  '100':3 '2006':4 'cbs':1 'edition':5 'top':2
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '144':7 'disco':3 'electronic':10 'italo':5 'or':12 'praatmuziekje':8,9 'top':6 'waves':2 'we':11
                                    'search_combo'  '00disco':23 '00poprockelectronic':20 '1':6A,7A '100':2A,14B,17C '144':26 '2006':18C '3':5A '30':9A 'cbs':12B,15C 'disco':22 'edition':19C 'electronic':29 'italo':24 'min':8A 'or':31 'overzicht':3A 'praatmuziekje':4A,27,28 'sec':10A,11A 'top':1A,13B,16C,25 'waves':21 'we':30
                                    'tag_tracknum'  -112
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'Q-PLAY-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620608669.332083  (2021-05-10 03:04:29)
                             'size'  2084538