======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '242'
                                          'artist'  'Propellerheads'
                                     'text_people'  ''
                                         'release'  'Star Profile'
                                           'title'  'History Repeating Feat. Miss Shirley Bassey'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'dance', 'electronic', 'big beat']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '143.9'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Star Profile'
'TBPM' (BPM (beats per minute))                     '143.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'History Repeating Feat. Miss Shirley Bassey'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Propellerheads'
'TRCK' (Track number/Position in set)               '5'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:MP3GAIN_MINMAX'                               '136,188'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'dance', 'electronic', 'big beat']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.434895'

========================== row from database ==========================
                                              'id'  1324079
                                            'path'  /data/Music/Bulk/00poprockelectronic/Propellerheads/MBZ;#Propellerheads;#Star Profile;#05;#History Repeating feat Miss Shirley Bassey.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  242
                                           'genre'  electronic-unsorted
                                        'filesize'  5820331
                                           'mtime'  1621696536
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Propellerheads;#Star Profile;#05;#History feat electronic unsorted
                                      'tag_artist'  Propellerheads
                                     'tag_release'  Star Profile
                                       'tag_title'  History Repeating Feat. Miss Shirley Bassey
                                             'bpm'  143.9
                                    'search_title'  'bassey':7 'feat':3,4 'history':1 'miss':5 'repeating':2 'shirley':6
                                   'search_artist'  'propellerheads':1
                                  'search_release'  'profile':2 'star':1
                                     'search_rest'  '00poprockelectronic':1 '05':9,12 'electronic':15 'feat':14 'history':10,13 'mbz':2,5 'profile':8,11 'propellerheads':3,6 'star':4,7 'unsorted':16
                                    'search_combo'  '00poprockelectronic':11 '05':19,22 'bassey':7A 'electronic':25 'feat':3A,4A,24 'history':1A,20,23 'mbz':12,15 'miss':5A 'profile':10C,18,21 'propellerheads':8B,13,16 'repeating':2A 'shirley':6A 'star':9C,14,17 'unsorted':26
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', '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-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'dance', 'electronic', 'big beat']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696535.847919  (2021-05-22 17:15:35)
                             'size'  5820331