======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '306'
                                          'artist'  'Timtim'
                                     'text_people'  ''
                                         'release'  "Let's Pretend We're Going"
                                           'title'  'Digits'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'electronic', 'experimental', 'minimal', 'bpitch control']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '8'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '89.4'
                                             'key'  '8A'
                                        'acoustid'  'a4abe2ff-118f-4966-bc6d-90983b844ba5'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'8\x00+\x009\x006\x00+\x003\x008\x000\x004\x00+\x009\x006\x00B\x007\x00+\x00E\x005\x004\x009\x00+\x001\x003\x002\x004\x00E\x00+\x001\x007\x00A\x00C\x00C\x00+\x001\x00D\x006\x00E\x004\x00+\x002\x003\x000\x00F\x006\x00+\x002\x00F\x006\x00B\x00B\x00\x00\x00')
'PRIV:AverageLevel:\x91\x11\x00\x00'                PRIV(owner='AverageLevel', data=b'\x91\x11\x00\x00')
'PRIV:PeakValue:ÂP\x00\x00'                         PRIV(owner='PeakValue', data=b'\xc2P\x00\x00')
'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\x007\x005\x007\x006\x002\x00;\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x007\x005\x007\x006\x002\x00;\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:è\x16\x8a#¤ÚGF\x91\x90éÂ\x13¢¶Ü'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xe8\x16\x8a#\xa4\xdaGF\x91\x90\xe9\xc2\x13\xa2\xb6\xdc')
'PRIV:WM/WMCollectionID:è\x16\x8a#¤ÚGF\x91\x90éÂ\x13¢¶Ü'  PRIV(owner='WM/WMCollectionID', data=b'\xe8\x16\x8a#\xa4\xdaGF\x91\x90\xe9\xc2\x13\xa2\xb6\xdc')
'TALB' (Album/Movie/Show title)                     "Let's Pretend We're Going"
'TBPM' (BPM (beats per minute))                     '89.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-11-10'
'TIT2' (Title/songname/content description)         'Digits'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '307440'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Timtim'
'TPE2' (Band/orchestra/accompaniment)               'Timtim'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'BPitch Control'
'TRCK' (Track number/Position in set)               '7/8'
'TSO2'                                              'Timtim'
'TSOP' (Performer sort order)                       'Timtim'
'TXXX:ASIN'                                         'B0000DJUSK'
'TXXX:Acoustid Id'                                  'a4abe2ff-118f-4966-bc6d-90983b844ba5'
'TXXX:CATALOGNUMBER'                                'BPC 077CD'
'TXXX:MusicBrainz Album Artist Id'                  'de2cb8df-b1be-437d-84ac-cdb29de910ae'
'TXXX:MusicBrainz Album Id'                         'ea3f1361-4355-4c66-8b7c-f0bc717da78d'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'de2cb8df-b1be-437d-84ac-cdb29de910ae'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['german', 'electronic', 'experimental', 'minimal', 'bpitch control']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.28 dB'
'TXXX:replaygain_track_peak'                        '0.581246'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'96f256b7-890c-4a25-bbb3-660943aa52e4')

========================== row from database ==========================
                                              'id'  1533196
                                            'path'  /data/Music/Bulk/00poprockelectronic/Timtim - Let_s pretend we_re going [bpc77]_03/07_Tim Tim_Digits.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  306
                                           'genre'  electronic-unsorted
                                        'filesize'  7375994
                                           'mtime'  1620572370
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Let_s pretend we_re going [bpc77]_03 07_Tim Tim_Digits electronic unsorted
                                      'tag_artist'  Timtim
                                     'tag_release'  Let's Pretend We're Going
                                       'tag_title'  Digits
                                             'bpm'  89.4
                                    'search_title'  'digits':1
                                   'search_artist'  'timtim':1
                                  'search_release'  'going':8 'let':1 'lets':3 'pretend':4 're':6 's':2 'we':5 'were':7
                                     'search_rest'  '00poprockelectronic':1 '03':9,11 '07':12 'bpc77':8,10 'digits':15 'electronic':16 'going':7 'let':2 'pretend':4 're':6 's':3 'tim':13,14 'unsorted':17 'we':5
                                    'search_combo'  '00poprockelectronic':11 '03':19,21 '07':22 'bpc77':18,20 'digits':1A,25 'electronic':26 'going':10C,17 'let':3C,12 'lets':5C 'pretend':6C,14 're':8C,16 's':4C,13 'tim':23,24 'timtim':2B 'unsorted':27 'we':7C,15 'were':9C
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', '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-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['german', 'electronic', 'experimental', 'minimal', 'bpitch control']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620572369.9555955  (2021-05-09 16:59:29)
                             'size'  7375994