======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '858'
                                          'artist'  'Radiolab'
                                     'text_people'  ''
                                         'release'  'Season 11+'
                                           'title'  'Solid as a Rock'
                                           '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'  '2012'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech-podcast'
                                             'bpm'  '92.433'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:attached picture'                             type PictureType.COVER_FRONT (Cover (front)) b'attached picture'
                                     
'TALB' (Album/Movie/Show title)                     'Season 11+'
'TBPM' (BPM (beats per minute))                     '92.433'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech-podcast'
'TDRC' (Recording time)                             '2012'
'TENC' (Encoded by)                                 'Fraunhofer IIS MP3 v04.01.02 (high quality)'
'TIT2' (Title/songname/content description)         'Solid as a Rock'
'TKEY' (Initial key)                                '11A'
'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'                                 '2012-12-31T23:22:02'
'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'                        '+2.78 dB'
'TXXX:replaygain_track_peak'                        '0.704604'

========================== row from database ==========================
                                              'id'  942272
                                            'path'  /data/Music/Bulk/0nonmusic/00audiobooks-podcasts/radiolab/2012-12-31 - Shorts - Solid as a Rock - radiolab_podcast12solidrock.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  858
                                           'genre'  nonmusic-speech-podcast
                                        'filesize'  13754690
                                           'mtime'  1620562135
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00audiobooks podcasts radiolab 2012 12 31 Shorts radiolab_podcast12solidrock nonmusic speech podcast
                                      'tag_artist'  Radiolab
                                     'tag_release'  Season 11+
                                       'tag_title'  Solid as a Rock
                                             'bpm'  92.433
                                    'search_title'  'a':3 'as':2 'rock':4 'solid':1
                                   'search_artist'  'radiolab':1
                                  'search_release'  '11':2 'season':1
                                     'search_rest'  '00audiobooks':2 '0nonmusic':1 '2012':5 '31':6 'nonmusic':10 'podcast':12 'podcast12solidrock':9 'podcasts':3 'radiolab':4,8 'shorts':7 'speech':11
                                    'search_combo'  '00audiobooks':9 '0nonmusic':8 '11':7C '2012':12 '31':13 'a':3A 'as':2A 'nonmusic':17 'podcast':19 'podcast12solidrock':16 'podcasts':10 'radiolab':5B,11,15 'rock':4A 'season':6C 'shorts':14 'solid':1A 'speech':18
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  11A
                                           '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'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562135.0400984  (2021-05-09 14:08:55)
                             'size'  13754690