======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '131'
                                          'artist'  'nancy Adams'
                                     'text_people'  ''
                                         'release'  'American Popcorn (vol 2)'
                                           'title'  "Somebody's In my Orchard"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', "
 "'q-play-3', 'Q-JZFKS-2', 'Q-OLDST-1', 'q-chart-2', 'q-drums-2', 'q-other-2', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['disney', 'pop', 'soundtrack', 'old school disney', 'robin hood']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '129.068'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'American Popcorn (vol 2)'
'TBPM' (BPM (beats per minute))                     '129.068'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         "Somebody's In my Orchard"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'nancy Adams'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['disney', 'pop', 'soundtrack', 'old school disney', 'robin hood']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.55 dB'
'TXXX:replaygain_track_peak'                        '0.614491'

========================== row from database ==========================
                                              'id'  1510322
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Vol. 2/01 - Nancy Adams - Somebody_s In My Orchard.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  131
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  3167030
                                           'mtime'  1620537142
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Vol. 01 Nancy Somebody_s My prerock jb jazz unsorted
                                      'tag_artist'  nancy Adams
                                     'tag_release'  American Popcorn (vol 2)
                                       'tag_title'  Somebody's In my Orchard
                                             'bpm'  129.068
                                    'search_title'  'in':4 'my':5 'orchard':6 's':2 'somebody':1 'somebodys':3
                                   'search_artist'  'adams':2 'nancy':1
                                  'search_release'  '2':5,6 'american':1 'popcorn':2 'vol':3,4
                                     'search_rest'  'country':4 'exotica':2 'jazz':1 'jb':12 'my':10 'nancy':7 'oldies':3 'prerock':11 's':9 'somebody':8 'unsorted':13 'vol':5,6
                                    'search_combo'  '2':13C,14C 'adams':8B 'american':9C 'country':18 'exotica':16 'in':4A 'jazz':15 'jb':26 'my':5A,24 'nancy':7B,21 'oldies':17 'orchard':6A 'popcorn':10C 'prerock':25 's':2A,23 'somebody':1A,22 'somebodys':3A 'unsorted':27 'vol':11C,12C,19,20
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['disney', 'pop', 'soundtrack', 'old school disney', 'robin hood']
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537141.983374  (2021-05-09 07:12:21)
                             'size'  3167030