======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '66'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Trailers'
                                           'title'  'gruesome twosome radio spot'
                                           '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-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials-trailers;set-pl-mor'
                                             'bpm'  '115.458'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Trailers'
'TBPM' (BPM (beats per minute))                     '115.458'
'TCON' (Content type, a.k.a. Genre)                 ['nonmusic-commercials-trailers', 'set-pl-mor']
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'gruesome twosome radio spot'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-7.81 dB'
'TXXX:replaygain_track_peak'                        '1.019600'

========================== row from database ==========================
                                              'id'  955718
                                            'path'  /data/Music/Bulk/0nonmusic/00commercials-tv-radio-movietrailer/trailers/gruesome twosome radio spot.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  66
                                           'genre'  nonmusic-commercials-trailers;set-pl-mor
                                        'filesize'  1059584
                                           'mtime'  1620528111
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00commercials tv movietrailer trailers nonmusic commercials trailers;set pl mor
                                      'tag_artist'  [unknown]
                                     'tag_release'  Trailers
                                       'tag_title'  gruesome twosome radio spot
                                             'bpm'  115.458
                                    'search_title'  'gruesome':1 'radio':3 'spot':4 'twosome':2
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'trailers':1
                                     'search_rest'  '00commercials':2 '0nonmusic':1 'commercials':7 'mor':13 'movietrailer':4 'nonmusic':6 'pl':12 'set':9,11 'trailers':5,8,10 'tv':3
                                    'search_combo'  '00commercials':9 '0nonmusic':8 'commercials':14 'gruesome':1A 'mor':20 'movietrailer':11 'nonmusic':13 'pl':19 'radio':3A 'set':16,18 'spot':4A 'trailers':7C,12,15,17 'tv':10 'twosome':2A 'unknown':5B,6B
                                    'tag_tracknum'  None
                                      '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-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528111.4940398  (2021-05-09 04:41:51)
                             'size'  1059584