======================== unified (from filesystem) ========================
                                         'bitrate'  '64.0'
                                        'duration'  '1763'
                                          'artist'  'Douglas Adams'
                                     'text_people'  ''
                                         'release'  "Hitchhiker's Guide to the Galaxy (BBC)"
                                           'title'  'Episode 08'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
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 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['audiobook', 'comedy', 'sci fi', 'spoken word', 'radio']"
                                     'discogstags'  "['non-music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech-comedy or drama'
                                             'bpm'  '134.466'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '02 Secondary Phase'
'COMM:ID3v1 Comment:XXX'                            '02 Secondary Phase'
'TALB' (Album/Movie/Show title)                     "Hitchhiker's Guide to the Galaxy (BBC)"
'TBPM' (BPM (beats per minute))                     '134.466'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech-comedy or drama'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Episode 08'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Douglas Adams'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'non-music'
'TXXX:lastfmtags'                                   ['audiobook', 'comedy', 'sci fi', 'spoken word', 'radio']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.13 dB'
'TXXX:replaygain_track_peak'                        '0.814296'

========================== row from database ==========================
                                              'id'  1531541
                                            'path'  /data/Music/Bulk/0nonmusic/00audiobooks-podcasts/Hitchhiker_s Guide to the Galaxy/Douglas Adams - Hitchhiker_s Guide to the Galaxy (BBC) - 02 Secondary Phase - Episode 08.mp3
                                         'working'  None
                                         'bitrate'  64
                                    'duration_sec'  1763
                                           'genre'  nonmusic-speech-comedy or drama
                                        'filesize'  14108954
                                           'mtime'  1621853472
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00audiobooks podcasts Hitchhiker_s Hitchhiker_s 02 Secondary Phase nonmusic speech comedy or drama
                                      'tag_artist'  Douglas Adams
                                     'tag_release'  Hitchhiker's Guide to the Galaxy (BBC)
                                       'tag_title'  Episode 08
                                             'bpm'  134.466
                                    'search_title'  'episode':1
                                   'search_artist'  'adams':2 'douglas':1
                                  'search_release'  'bbc':8,9 'galaxy':7 'guide':4 'hitchhiker':1 'hitchhikers':3 's':2 'the':6 'to':5
                                     'search_rest'  '00audiobooks':2 '0nonmusic':1 'comedy':10 'drama':12 'hitchhiker':4 'nonmusic':8 'or':11 'phase':7 'podcasts':3 's':5 'secondary':6 'speech':9
                                    'search_combo'  '00audiobooks':14 '0nonmusic':13 'adams':3B 'bbc':11C,12C 'comedy':22 'douglas':2B 'drama':24 'episode':1A 'galaxy':10C 'guide':7C 'hitchhiker':4C,16 'hitchhikers':6C 'nonmusic':20 'or':23 'phase':19 'podcasts':15 's':5C,17 'secondary':18 'speech':21 'the':9C 'to':8C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['audiobook', 'comedy', 'sci fi', 'spoken word', 'radio']
                                        'tag_date'  1980
                                     'discogstags'  ['non-music']

============================== file details ==============================
                                           'mtime'  1621853472.2101157  (2021-05-24 12:51:12)
                             'size'  14108954