======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '288'
                                          'artist'  'STL'
                                     'text_people'  'Stephan Laubner'
                                         'release'  'Fabric 61: Visionquest'
                                           'title'  'Portside Waves'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', '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-1']")
                                      'lastfmtags'  "['minimal techno', 'house', 'techno', 'dub techno', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '120.5'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['0',
 '0000030E 0000034D 00004358 000063B5 0000580F 00010B72 00008B74 0000896E '
 '00020487 00016CCB',
 '00000000 00000210 000009C0 0000000000C21F30 00000000 00AFFD10 00000000 '
 '00000000 00000000 00000000 00000000 00000000',
 'Tumen Collection']
'COMM:iTunes_CDDB_1:eng'                            'ED105B12+314176+18+150+15025+36661+48363+58707+78344+99283+116115+129694+146270+171890+195894+217033+229788+238550+262898+276092+305263'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '2'
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x002\x003\x004\x006\x008\x000\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x002\x005\x002\x004\x001\x008\x002\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x005\x000\x002\x007\x001\x007\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x002\x003\x004\x006\x008\x000\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x002\x005\x002\x004\x001\x008\x002\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x005\x000\x002\x007\x001\x007\x000\x00\x00\x00')
"PRIV:WM/WMCollectionGroupID:\x92V\x1bÄ\r'xMº\x85´÷\x03\x002±"  PRIV(owner='WM/WMCollectionGroupID', data=b"\x92V\x1b\xc4\r'xM\xba\x85\xb4\xf7\x03\x002\xb1")
"PRIV:WM/WMCollectionID:\x92V\x1bÄ\r'xMº\x85´÷\x03\x002±"  PRIV(owner='WM/WMCollectionID', data=b"\x92V\x1b\xc4\r'xM\xba\x85\xb4\xf7\x03\x002\xb1")
"PRIV:WM/WMContentID:¹\x1d\x06\x0f\x07³wF¬\x93l¼òµr'"  PRIV(owner='WM/WMContentID', data=b"\xb9\x1d\x06\x0f\x07\xb3wF\xac\x93l\xbc\xf2\xb5r'")
'TALB' (Album/Movie/Show title)                     'Fabric 61: Visionquest'
'TBPM' (BPM (beats per minute))                     '120.5'
'TCOM' (Composer)                                   'Stephan Laubner'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2011'
'TENC' (Encoded by)                                 'iTunes 10.2'
'TIT2' (Title/songname/content description)         'Portside Waves'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'STL'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Fabric Worldwide'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal techno', 'house', 'techno', 'dub techno', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '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'                        '-3.35 dB'
'TXXX:replaygain_track_peak'                        '0.647607'

========================== row from database ==========================
                                              'id'  1285222
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/STL - Portside Waves.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  288
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  11544193
                                           'mtime'  1621085269
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig electronic th techno minimal deephouse
                                      'tag_artist'  STL
                                     'tag_release'  Fabric 61: Visionquest
                                       'tag_title'  Portside Waves
                                             'bpm'  120.5
                                    'search_title'  'portside':1 'waves':2
                                   'search_artist'  'stl':1
                                  'search_release'  '61':2,3 'fabric':1 'visionquest':4
                                     'search_rest'  '00poprockelectronic':1 'deephouse':7 'electronic':3 'lanig':2 'minimal':6 'techno':5 'th':4
                                    'search_combo'  '00poprockelectronic':8 '61':5C,6C 'deephouse':14 'electronic':10 'fabric':4C 'lanig':9 'minimal':13 'portside':1A 'stl':3B 'techno':12 'th':11 'visionquest':7C 'waves':2A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'house', 'techno', 'dub techno', 'minimal']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621085268.7851267  (2021-05-15 15:27:48)
                             'size'  11544193