======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '30'
                                          'artist'  'J.R. Williams '
                                     'text_people'  ''
                                         'release'  "Mme. Ritard's HORRORS of the WAX MUSEUM"
                                           'title'  'Up From the Depths'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  '51'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials-trailers'
                                             'bpm'  '136.643'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 ('0000143D 00001249 000089DF 000088D6 00003149 00003163 000081BE 00008033 '
 '00004563 0000610A')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 ('00000000 00000210 00000978 0000000000142FF8 00000000 00091CA7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '04122B33+348994+51+150+1325+11075+19400+23325+33112+47026+50226+50526+59254+68201+72376+80401+90151+94854+106475+115838+120188+128278+138778+143278+154663+164298+166548+176898+186530+188480+197930+207682+209782+219525+228782+232907+244410+255628+259986+273336+281736+283876+293376+304851+307051+315284+326614+330664+342581+343006+343431+343856+344281+344706'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '23'
'TALB' (Album/Movie/Show title)                     "Mme. Ritard's HORRORS of the WAX MUSEUM"
'TBPM' (BPM (beats per minute))                     '136.643'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-commercials-trailers'
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'iTunes 9.0.2'
'TIT2' (Title/songname/content description)         'Up From the Depths'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'J.R. Williams '
'TRCK' (Track number/Position in set)               '23/51'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.39 dB'
'TXXX:replaygain_track_peak'                        '0.370049'

========================== row from database ==========================
                                              'id'  956392
                                            'path'  /data/Music/Bulk/0nonmusic/00commercials-tv-radio-movietrailer/trailers/23 - Radio Spot - Up From the Depths.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  30
                                           'genre'  nonmusic-commercials-trailers
                                        'filesize'  603543
                                           'mtime'  1620527896
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00commercials tv radio movietrailer trailers 23 Radio Spot nonmusic commercials trailers
                                      'tag_artist'  J.R. Williams 
                                     'tag_release'  Mme. Ritard's HORRORS of the WAX MUSEUM
                                       'tag_title'  Up From the Depths
                                             'bpm'  136.643
                                    'search_title'  'depths':4 'from':2 'the':3 'up':1
                                   'search_artist'  'j':1 'jr':3 'r':2 'williams':4
                                  'search_release'  'horrors':6 'mme':1,2 'museum':10 'of':7 'ritard':3 'ritards':5 's':4 'the':8 'wax':9
                                     'search_rest'  '00commercials':2 '0nonmusic':1 '23':7 'commercials':10 'movietrailer':5 'nonmusic':9 'radio':4 'spot':8 'trailers':6 'tv':3
                                    'search_combo'  '00commercials':20 '0nonmusic':19 '23':25 'commercials':28 'depths':4A 'from':2A 'horrors':14C 'j':5B 'jr':7B 'mme':9C,10C 'movietrailer':23 'museum':18C 'nonmusic':27 'of':15C 'r':6B 'radio':22 'ritard':11C 'ritards':13C 's':12C 'spot':26 'the':3A,16C 'trailers':24 'tv':21 'up':1A 'wax':17C 'williams':8B
                                    'tag_tracknum'  23
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527896.002246  (2021-05-09 04:38:16)
                             'size'  603543