======================== unified (from filesystem) ========================
                                         'bitrate'  '48.0'
                                        'duration'  '152'
                                          'artist'  'Carly Simon'
                                     'text_people'  ''
                                         'release'  'Chevrolet Sings of Safe Driving'
                                           'title'  'Man-Made Laws (Common Sense Driving)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', '70s', 'female vocalists', 'pop', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials;set-pl-mor'
                                             'bpm'  '113.199'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Chevrolet Sings of Safe Driving'
'TBPM' (BPM (beats per minute))                     '113.199'
'TCON' (Content type, a.k.a. Genre)                 ['nonmusic-commercials', 'set-pl-mor']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'Man-Made Laws (Common Sense Driving)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Carly Simon'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', '70s', 'female vocalists', 'pop', 'singer songwriter']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.37 dB'
'TXXX:replaygain_track_peak'                        '0.573135'

========================== row from database ==========================
                                              'id'  956340
                                            'path'  /data/Music/Bulk/0nonmusic/00commercials-tv-radio-movietrailer/commercial_psa/Chevrolet Sings of Safe Driving - 8.mp3
                                         'working'  None
                                         'bitrate'  48
                                    'duration_sec'  152
                                           'genre'  nonmusic-commercials;set-pl-mor
                                        'filesize'  916681
                                           'mtime'  1620524831
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00commercials tv radio movietrailer commercial_psa 8 nonmusic commercials;set pl mor
                                      'tag_artist'  Carly Simon
                                     'tag_release'  Chevrolet Sings of Safe Driving
                                       'tag_title'  Man-Made Laws (Common Sense Driving)
                                             'bpm'  113.199
                                    'search_title'  'common':5,6 'driving':8,9 'laws':4 'made':2 'man':1 'manmade':3 'sense':7
                                   'search_artist'  'carly':1 'simon':2
                                  'search_release'  'chevrolet':1 'driving':5 'of':3 'safe':4 'sings':2
                                     'search_rest'  '00commercials':2 '0nonmusic':1 '8':8 'commercial':6 'commercials':10,12 'mor':15 'movietrailer':5 'nonmusic':9 'pl':14 'psa':7 'radio':4 'set':11,13 'tv':3
                                    'search_combo'  '00commercials':18 '0nonmusic':17 '8':24 'carly':10B 'chevrolet':12C 'commercial':22 'commercials':26,28 'common':5A,6A 'driving':8A,9A,16C 'laws':4A 'made':2A 'man':1A 'manmade':3A 'mor':31 'movietrailer':21 'nonmusic':25 'of':14C 'pl':30 'psa':23 'radio':20 'safe':15C 'sense':7A 'set':27,29 'simon':11B 'sings':13C 'tv':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['rock', '70s', 'female vocalists', 'pop', 'singer songwriter']
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524831.07392  (2021-05-09 03:47:11)
                             'size'  916681