======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '1296'
                                          'artist'  'Radiolab'
                                     'text_people'  ''
                                         'release'  'Podcast'
                                           'title'  'How Doctors Want To Die'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-4', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'podcast', 'electro', 'npr']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech-podcast'
                                             'bpm'  '94.371'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:attached picture'                             type PictureType.COVER_FRONT (Cover (front)) b'attached picture'
                                     
'TALB' (Album/Movie/Show title)                     'Podcast'
'TBPM' (BPM (beats per minute))                     '94.371'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech-podcast'
'TDRC' (Recording time)                             '2013'
'TENC' (Encoded by)                                 'Fraunhofer IIS MP3 v04.01.02 (high quality)'
'TIT2' (Title/songname/content description)         'How Doctors Want To Die'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Radiolab'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tagging time'                                 '2013-01-15T06:16:01'
'TXXX:lastfmtags'                                   ['alternative', 'podcast', 'electro', 'npr']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.81 dB'
'TXXX:replaygain_track_peak'                        '0.616325'

========================== row from database ==========================
                                              'id'  942311
                                            'path'  /data/Music/Bulk/0nonmusic/00audiobooks-podcasts/radiolab/2013-01-15 - Shorts - The Bitter End - radiolab_podcast13doctors.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  1296
                                           'genre'  nonmusic-speech-podcast
                                        'filesize'  20756282
                                           'mtime'  1620562135
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00audiobooks podcasts radiolab 2013 01 15 Shorts The Bitter End radiolab_podcast13doctors nonmusic speech podcast
                                      'tag_artist'  Radiolab
                                     'tag_release'  Podcast
                                       'tag_title'  How Doctors Want To Die
                                             'bpm'  94.371
                                    'search_title'  'die':5 'doctors':2 'how':1 'to':4 'want':3
                                   'search_artist'  'radiolab':1
                                  'search_release'  'podcast':1
                                     'search_rest'  '00audiobooks':2 '0nonmusic':1 '2013':5 'bitter':8 'end':9 'nonmusic':12 'podcast':14 'podcast13doctors':11 'podcasts':3 'radiolab':4,10 'shorts':6 'speech':13 'the':7
                                    'search_combo'  '00audiobooks':9 '0nonmusic':8 '2013':12 'bitter':15 'die':5A 'doctors':2A 'end':16 'how':1A 'nonmusic':19 'podcast':7C,21 'podcast13doctors':18 'podcasts':10 'radiolab':6B,11,17 'shorts':13 'speech':20 'the':14 'to':4A 'want':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'podcast', 'electro', 'npr']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562135.0419846  (2021-05-09 14:08:55)
                             'size'  20756282