======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '193'
                                          'artist'  'Skid Row'
                                     'text_people'  'Dave "The Snake" Sabo/Rachel Bolan'
                                         'release'  'Skid Row'
                                           'title'  '18 And Life'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'hair metal', 'hard rock', 'rock', 'heavy metal']"
                                     'discogstags'  "['rock', 'hard rock', 'glam']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '11'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'eid-metal;set-pl-billboard'
                                             'bpm'  '90.130'
                                             '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'                                 (' 000007C0 00000707 00004AEC 0000421C 0002A1BD 000274C0 00006A26 00006903 '
 '0000785C 00007348')
'PCNT' (Play counter)                               PCNT(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 \x00 \x003\x008\x000\x001\x006\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x004\x004\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x003\x005\x009\x006\x002\x008\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x008\x000\x001\x006\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x004\x004\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x003\x005\x009\x006\x002\x008\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:õ\x95-\n\x80\x15üK¬±_ΤÕ\x82ø'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xf5\x95-\n\x80\x15\xfcK\xac\xb1_\xce\xa4\xd5\x82\xf8')
'PRIV:WM/WMCollectionID:õ\x95-\n\x80\x15üK¬±_ΤÕ\x82ø'  PRIV(owner='WM/WMCollectionID', data=b'\xf5\x95-\n\x80\x15\xfcK\xac\xb1_\xce\xa4\xd5\x82\xf8')
'PRIV:WM/WMContentID:\x82\x8d\x86!ØI³O\x8cDëàÁkÓL'  PRIV(owner='WM/WMContentID', data=b'\x82\x8d\x86!\xd8I\xb3O\x8cD\xeb\xe0\xc1k\xd3L')
'TALB' (Album/Movie/Show title)                     'Skid Row'
'TBPM' (BPM (beats per minute))                     '90.130'
'TCOM' (Composer)                                   'Dave "The Snake" Sabo/Rachel Bolan'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal', 'set-pl-billboard']
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         '18 And Life'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '231000'
'TPE1' (Lead performer(s)/Soloist(s))               'Skid Row'
'TPE2' (Band/orchestra/accompaniment)               'Skid Row'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Atlantic'
'TRCK' (Track number/Position in set)               '5/11'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'hard rock', 'glam']
'TXXX:lastfmtags'                                   ['80s', 'hair metal', 'hard rock', 'rock', 'heavy metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.12 dB'
'TXXX:replaygain_track_peak'                        '0.586408'

========================== row from database ==========================
                                              'id'  1294146
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/18 and life to go.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  193
                                           'genre'  eid-metal;set-pl-billboard
                                        'filesize'  3118677
                                           'mtime'  1620301826
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] and life to go eid metal;set pl billboard
                                      'tag_artist'  Skid Row
                                     'tag_release'  Skid Row
                                       'tag_title'  18 And Life
                                             'bpm'  90.13
                                    'search_title'  '18':1 'and':2 'life':3
                                   'search_artist'  'row':2 'skid':1
                                  'search_release'  'row':2 'skid':1
                                     'search_rest'  '00poprockelectronic':1 'and':7 'billboard':17 'eid':11 'files':5,6 'go':10 'life':8 'loose':3,4 'metal':12,14 'pl':16 'set':13,15 'to':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 '18':1A 'and':2A,14 'billboard':24 'eid':18 'files':12,13 'go':17 'life':3A,15 'loose':10,11 'metal':19,21 'pl':23 'row':5B,7C 'set':20,22 'skid':4B,6C 'to':16 'unsorted':9
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'hair metal', 'hard rock', 'rock', 'heavy metal']
                                        'tag_date'  1989
                                     'discogstags'  ['rock', 'hard rock', 'glam']

============================== file details ==============================
                                           'mtime'  1620301826.247455  (2021-05-06 13:50:26)
                             'size'  3118677