======================== unified (from filesystem) ========================
                                         'bitrate'  '160.925'
                                        'duration'  '167'
                                          'artist'  'The Flying Pickets'
                                     'text_people'  ''
                                         'release'  'The Warning'
                                           'title'  'Tainted Love'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['a cappella', '80s', 'british', 'pop', 'acapella']"
                                     'discogstags'  "['pop', 'vocal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '15'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '146.000'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 000004A3 00000482 00004287 000045FF 00014A85 00014A85 00007F48 00008000 '
 '0000339C 00011D88')
'TALB' (Album/Movie/Show title)                     'The Warning'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Tainted Love'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Flying Pickets'
'TPE2' (Band/orchestra/accompaniment)               'The Flying Pickets'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '14/15'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['pop', 'vocal']
'TXXX:lastfmtags'                                   ['a cappella', '80s', 'british', 'pop', 'acapella']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.599750'

========================== row from database ==========================
                                              'id'  1351867
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/flying pickets - tainted love.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  167
                                           'genre'  electronic-unsorted
                                        'filesize'  3417737
                                           'mtime'  1620573132
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] flying pickets tainted love electronic unsorted
                                      'tag_artist'  The Flying Pickets
                                     'tag_release'  The Warning
                                       'tag_title'  Tainted Love
                                             'bpm'  146.0
                                    'search_title'  'love':2 'tainted':1
                                   'search_artist'  'flying':2 'pickets':3 'the':1
                                  'search_release'  'the':1 'warning':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':11 'files':5,6 'flying':7 'loose':3,4 'love':10 'pickets':8 'tainted':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 'electronic':18 'files':12,13 'flying':4B,14 'loose':10,11 'love':2A,17 'pickets':5B,15 'tainted':1A,16 'the':3B,6C 'unsorted':9 'warning':7C
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['a cappella', '80s', 'british', 'pop', 'acapella']
                                        'tag_date'  1992
                                     'discogstags'  ['pop', 'vocal']

============================== file details ==============================
                                           'mtime'  1620573132.0356019  (2021-05-09 17:12:12)
                             'size'  3417737