======================== unified (from filesystem) ========================
                                         'bitrate'  '198.246'
                                        'duration'  '192'
                                          'artist'  'Ronnie Hudson'
                                     'text_people'  'Larry Troutman/Roger Troutman'
                                         'release'  'Music for Maniacs'
                                           'title'  'West Coast Poplock'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['funk', 'rap', 'hip-hop', 'old school', '80s']"
                                     'discogstags'  "['electronic', 'electro', 'g-funk', 'hip hop', 'funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '113.1'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'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 \x002\x007\x001\x007\x001\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x004\x003\x002\x003\x002\x001\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x007\x001\x007\x001\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x004\x003\x002\x003\x002\x001\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:BD;n\x1fKª\x9eb\x817,Û1'     PRIV(owner='WM/WMContentID', data=b'\xfa>BD;n\x1fK\xaa\x9eb\x817,\xdb1')
'PRIV:ZuneAlbumArtistMediaID:\x00\x00^ë\x00\x06Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneAlbumArtistMediaID', data=b'\x00\x00^\xeb\x00\x06\xdb\x11\x89\xca\x00\x19\xb9*93')
'PRIV:ZuneCollectionID:@ì\x87Ô¹JïK½7\x02Aìá\x18z'   PRIV(owner='ZuneCollectionID', data=b'@\xec\x87\xd4\xb9J\xefK\xbd7\x02A\xec\xe1\x18z')
'PRIV:ZuneMediaID:\x00\x15Û\x01\x00\x05Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneMediaID', data=b'\x00\x15\xdb\x01\x00\x05\xdb\x11\x89\xca\x00\x19\xb9*93')
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '113.1'
'TCOM' (Composer)                                   'Larry Troutman/Roger Troutman'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'Lame 3.90.3+APS'
'TIT2' (Title/songname/content description)         'West Coast Poplock'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ronnie Hudson'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Thump'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  ['electronic', 'electro', 'g-funk', 'hip hop', 'funk / soul']
'TXXX:lastfmtags'                                   ['funk', 'rap', 'hip-hop', 'old school', '80s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.99 dB'
'TXXX:replaygain_track_peak'                        '0.578037'

========================== row from database ==========================
                                              'id'  648129
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/ronnie hudson - west_coast_poplock.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  192
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  4855243
                                           'mtime'  1636916507
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs ronnie hudson west_coast_poplock electronic experimental oddness
                                      'tag_artist'  Ronnie Hudson
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  West Coast Poplock
                                             'bpm'  113.1
                                    'search_title'  'coast':2 'poplock':3 'west':1
                                   'search_artist'  'hudson':2 'ronnie':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'coast':6 'electronic':8 'experimental':9 'hudson':4 'maniacs':2 'music':1 'oddness':10 'poplock':7 'ronnie':3 'west':5
                                    'search_combo'  'coast':2A,14 'electronic':16 'experimental':17 'for':7C 'hudson':5B,12 'maniacs':8C,10 'music':6C,9 'oddness':18 'poplock':3A,15 'ronnie':4B,11 'west':1A,13
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['funk', 'rap', 'hip-hop', 'old school', '80s']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'electro', 'g-funk', 'hip hop', 'funk / soul']

============================== file details ==============================
                                           'mtime'  1636916506.5814795  (2021-11-14 20:01:46)
                             'size'  4855243