======================== unified (from filesystem) ========================
                                         'bitrate'  '214.099'
                                        'duration'  '236'
                                          'artist'  'Diverse'
                                     'text_people'  ''
                                         'release'  'Trainspotting I'
                                           'title'  'Deep Blue Day'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['hiphop', 'funk', 'hip hop', 'underground hip hop', 'chicago']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '13'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '142.708'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000035E 0000029E 000021FB'
'COMM:iTunNORM:eng'                                 (' 0000035E 0000029E 000021FB 00001915 00004F17 00029E1D 0000688B 000052D7 '
 '0001D733 00023414')
'TALB' (Album/Movie/Show title)                     'Trainspotting I'
'TBPM' (BPM (beats per minute))                     '142.708'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1996'
'TENC' (Encoded by)                                 'Exact Audio Copy   (°²È«Ä£Ê½)'
'TIT2' (Title/songname/content description)         'Deep Blue Day'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Brian Eno'
'TPE2' (Band/orchestra/accompaniment)               'Diverse'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hiphop', 'funk', 'hip hop', 'underground hip hop', 'chicago']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.81 dB'
'TXXX:replaygain_track_peak'                        '0.816758'

========================== row from database ==========================
                                              'id'  1329600
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/brian eno - trainspotting - deep blue day.mp3
                                         'working'  None
                                         'bitrate'  214
                                    'duration_sec'  236
                                           'genre'  funk or soul
                                        'filesize'  6356611
                                           'mtime'  1621695609
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] brian eno trainspotting deep blue day funk or soul
                                      'tag_artist'  Diverse
                                     'tag_release'  Trainspotting I
                                       'tag_title'  Deep Blue Day
                                             'bpm'  142.708
                                    'search_title'  'blue':2 'day':3 'deep':1
                                   'search_artist'  'diverse':1
                                  'search_release'  'i':2 'trainspotting':1
                                     'search_rest'  '00poprockelectronic':1 'blue':11 'brian':7 'day':12 'deep':10 'eno':8 'files':5,6 'funk':13 'loose':3,4 'or':14 'soul':15 'trainspotting':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 'blue':2A,17 'brian':13 'day':3A,18 'deep':1A,16 'diverse':4B 'eno':14 'files':11,12 'funk':19 'i':6C 'loose':9,10 'or':20 'soul':21 'trainspotting':5C,15 'unsorted':8
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hiphop', 'funk', 'hip hop', 'underground hip hop', 'chicago']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695608.5970182  (2021-05-22 17:00:08)
                             'size'  6356611