======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '189'
                                          'artist'  'position normal'
                                     'text_people'  ''
                                         'release'  'position normal'
                                           'title'  "I've Been Alvin"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['collage', 'noise', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '139.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['0',
 ' 000001D8 000001DA 00006B1F 00001CF0 00023A4E 00023A4E 00006FA7 00005135 '
 '00020678 00017C4E',
 ' 00000000 00000210 000008F2 00000000007F89FE 00000000 007397D7 00000000 '
 '00000000 00000000 00000000 00000000 00000000']
'PRIV:AverageLevel:{\x0f\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x0f\x00\x00')
'PRIV:PeakValue:!n\x00\x00'                         PRIV(owner='PeakValue', data=b'!n\x00\x00')
'TALB' (Album/Movie/Show title)                     'position normal'
'TBPM' (BPM (beats per minute))                     '139.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2009'
'TENC' (Encoded by)                                 'iTunes 8.2'
'TIT2' (Title/songname/content description)         "I've Been Alvin"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'position normal'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['collage', 'noise', 'electronic', 'experimental']
'TXXX:original release date'                        ['2009', '2009']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.27 dB'
'TXXX:replaygain_track_peak'                        '0.860470'
'TXXX:trackum'                                      'been alvin'

========================== row from database ==========================
                                              'id'  1512729
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/position normal/10_i_ve been alvin.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  189
                                           'genre'  electronic-unsorted
                                        'filesize'  7585984
                                           'mtime'  1678926825
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 10_i_ve been alvin electronic unsorted
                                      'tag_artist'  position normal
                                     'tag_release'  position normal
                                       'tag_title'  I've Been Alvin
                                             'bpm'  139.9
                                    'search_title'  'alvin':5 'been':4 'i':1 'ive':3 've':2
                                   'search_artist'  'normal':2 'position':1
                                  'search_release'  'normal':2 'position':1
                                     'search_rest'  '10':1 'alvin':5 'been':4 'electronic':6 'i':2 'unsorted':7 've':3
                                    'search_combo'  '10':10 'alvin':5A,14 'been':4A,13 'electronic':15 'i':1A,11 'ive':3A 'normal':7B,9C 'position':6B,8C 'unsorted':16 've':2A,12
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['collage', 'noise', 'electronic', 'experimental']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678926824.9333873  (2023-03-16 01:33:44)
                             'size'  7585984