======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '171'
                                          'artist'  'Right Said Fred'
                                     'text_people'  'Fairbrass'
                                         'release'  'Up'
                                           'title'  "I'm Too Sexy"
                                           'quals'  ("['Q-HAP-3', '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-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['90s', 'dance', 'male vocalists', 'british', 'pop', '80s']"
                                     'discogstags'  "['electronic', 'synth-pop', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '10'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '122.068'
                                             'key'  '1A'
                                        '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'                                 (' 0000022F 00000244 00001E5C 00001EA7 000287FB 000287FB 000078F4 0000785C '
 '0001AF1C 0001AF1C')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Up'
'TBPM' (BPM (beats per minute))                     '122.068'
'TCOM' (Composer)                                   'Fairbrass'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1991'
'TIT2' (Title/songname/content description)         "I'm Too Sexy"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Right Said Fred'
'TPE2' (Band/orchestra/accompaniment)               'Right Said Fred'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'synth-pop', 'disco']
'TXXX:lastfmtags'                                   ['90s', 'dance', 'male vocalists', 'british', 'pop', '80s']
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.96 dB'
'TXXX:replaygain_track_peak'                        '0.794613'

========================== row from database ==========================
                                              'id'  1505824
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/right said fred - 80s music - i_m too sexy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  171
                                           'genre'  electronic-unsorted
                                        'filesize'  2772607
                                           'mtime'  1621696818
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] right said fred 80s music i_m too sexy electronic unsorted
                                      'tag_artist'  Right Said Fred
                                     'tag_release'  Up
                                       'tag_title'  I'm Too Sexy
                                             'bpm'  122.068
                                    'search_title'  'i':1 'im':3 'm':2 'sexy':5 'too':4
                                   'search_artist'  'fred':3 'right':1 'said':2
                                  'search_release'  'up':1
                                     'search_rest'  '00poprockelectronic':1 '80s':10 'electronic':16 'files':5,6 'fred':9 'i':12 'loose':3,4 'm':13 'music':11 'right':7 'said':8 'sexy':15 'too':14 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 '80s':19 'electronic':25 'files':14,15 'fred':8B,18 'i':1A,21 'im':3A 'loose':12,13 'm':2A,22 'music':20 'right':6B,16 'said':7B,17 'sexy':5A,24 'too':4A,23 'unsorted':11 'up':9C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', '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-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['90s', 'dance', 'male vocalists', 'british', 'pop', '80s']
                                        'tag_date'  1991
                                     'discogstags'  ['electronic', 'synth-pop', 'disco']

============================== file details ==============================
                                           'mtime'  1621696818.1319172  (2021-05-22 17:20:18)
                             'size'  2772607