======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '104'
                                          'artist'  'shirley & spinoza'
                                     'text_people'  ''
                                         'release'  'shirley & spinoza web radio show'
                                           'title'  'commercial maddaddy gillete'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['eclectic', 'collage music', 'tape music', 'avant garde', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials;set-pl-mor'
                                             'bpm'  '137.852'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'shirley & spinoza web radio show'
'TBPM' (BPM (beats per minute))                     '137.852'
'TCON' (Content type, a.k.a. Genre)                 ['nonmusic-commercials', 'set-pl-mor']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'commercial maddaddy gillete'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'shirley & spinoza'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['eclectic', 'collage music', 'tape music', 'avant garde', 'oldies']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'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'                        '+3.22 dB'
'TXXX:replaygain_track_peak'                        '0.353304'
'TXXX:sortunder'                                    'commercials'

========================== row from database ==========================
                                              'id'  958034
                                            'path'  /data/Music/Bulk/0nonmusic/00commercials-tv-radio-movietrailer/commercial_psa/commercial__maddaddy_gillete.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  104
                                           'genre'  nonmusic-commercials;set-pl-mor
                                        'filesize'  1673088
                                           'mtime'  1620525281
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00commercials tv movietrailer commercial_psa commercial__maddaddy_gillete nonmusic commercials;set pl mor
                                      'tag_artist'  shirley & spinoza
                                     'tag_release'  shirley & spinoza web radio show
                                       'tag_title'  commercial maddaddy gillete
                                             'bpm'  137.852
                                    'search_title'  'commercial':1 'gillete':3 'maddaddy':2
                                   'search_artist'  'shirley':1 'spinoza':2
                                  'search_release'  'radio':4 'shirley':1 'show':5 'spinoza':2 'web':3
                                     'search_rest'  '00commercials':2 '0nonmusic':1 'commercial':5,7 'commercials':11,13 'gillete':9 'maddaddy':8 'mor':16 'movietrailer':4 'nonmusic':10 'pl':15 'psa':6 'set':12,14 'tv':3
                                    'search_combo'  '00commercials':12 '0nonmusic':11 'commercial':1A,15,17 'commercials':21,23 'gillete':3A,19 'maddaddy':2A,18 'mor':26 'movietrailer':14 'nonmusic':20 'pl':25 'psa':16 'radio':9C 'set':22,24 'shirley':4B,6C 'show':10C 'spinoza':5B,7C 'tv':13 'web':8C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['eclectic', 'collage music', 'tape music', 'avant garde', 'oldies']
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525280.6146557  (2021-05-09 03:54:40)
                             'size'  1673088