======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '171'
                                          'artist'  'RIAA'
                                     'text_people'  ''
                                         'release'  'Dirt Bacharach'
                                           'title'  "I Don't Give Paper Mache"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'mashup', 'bastard pop', 'experimental', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'set-mashup or collage'
                                             'bpm'  '130.7'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Dirt Bacharach'
'TBPM' (BPM (beats per minute))                     '130.7'
'TCON' (Content type, a.k.a. Genre)                 'set-mashup or collage'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         "I Don't Give Paper Mache"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'RIAA'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['electronica', 'mashup', 'bastard pop', 'experimental', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.658798'

========================== row from database ==========================
                                              'id'  1521129
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/RIAA/2006 - Dirt Bacharach/09 - I Don_t Give Paper Mache.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  171
                                           'genre'  set-mashup or collage
                                        'filesize'  4133844
                                           'mtime'  1636756625
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2006 09 Don_t set mashup or collage
                                      'tag_artist'  RIAA
                                     'tag_release'  Dirt Bacharach
                                       'tag_title'  I Don't Give Paper Mache
                                             'bpm'  130.7
                                    'search_title'  'don':2 'dont':4 'give':5 'i':1 'mache':7 'paper':6 't':3
                                   'search_artist'  'riaa':1
                                  'search_release'  'bacharach':2 'dirt':1
                                     'search_rest'  '2006':1 'collage':7 'don':2 'mashup':5 'or':6 'set':4 't':3
                                    'search_combo'  '2006':11 'bacharach':10C 'collage':17 'dirt':9C 'don':2A,12 'dont':4A 'give':5A 'i':1A 'mache':7A 'mashup':15 'or':16 'paper':6A 'riaa':8B 'set':14 't':3A,13
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'mashup', 'bastard pop', 'experimental', 'funk']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636756625.0739229  (2021-11-12 23:37:05)
                             'size'  4133844