======================== unified (from filesystem) ========================
                                         'bitrate'  '218.027'
                                        'duration'  '241'
                                          'artist'  'Stevie Wonder'
                                     'text_people'  ''
                                         'release'  'Journey Through the Secret Life of Plants'
                                           'title'  'Send One Your Love [Vocal Version]'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'motown', 'soul', 'funk', 'rnb']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk;set-pl-billboard'
                                             'bpm'  '145.7'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Journey Through the Secret Life of Plants'
'TBPM' (BPM (beats per minute))                     '145.7'
'TCON' (Content type, a.k.a. Genre)                 ['funk or soul-funk', 'set-pl-billboard']
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         'Send One Your Love [Vocal Version]'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stevie Wonder'
'TPE2' (Band/orchestra/accompaniment)               'Stevie Wonder'
'TPUB' (Publisher)                                  'Motown'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['pop', 'motown', 'soul', 'funk', 'rnb']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.83 dB'
'TXXX:replaygain_track_peak'                        '0.970350'
'WCOM:http://www.amazon.co.uk/exec/obidos/ASIN/B000024C7W/softpointer-20?dev-t=D17H5OIRRQ5XUC%26camp=2025%26link_code=xm2'  WCOM(url='http://www.amazon.co.uk/exec/obidos/ASIN/B000024C7W/softpointer-20?dev-t=D17H5OIRRQ5XUC%26camp=2025%26link_code=xm2')

========================== row from database ==========================
                                              'id'  1475971
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Stevie Wonder - Journey Through the Secret Life of Plants/cd 2/Stevie Wonder - Journey Through the Secret Life of Plants  Vol. 02 - 01 - Send One Your Love.mp3
                                         'working'  None
                                         'bitrate'  218
                                    'duration_sec'  241
                                           'genre'  funk or soul-funk;set-pl-billboard
                                        'filesize'  6596480
                                           'mtime'  1620665700
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul cd 2 Vol. 02 01 funk or soul funk;set pl billboard
                                      'tag_artist'  Stevie Wonder
                                     'tag_release'  Journey Through the Secret Life of Plants
                                       'tag_title'  Send One Your Love [Vocal Version]
                                             'bpm'  145.7
                                    'search_title'  'love':4 'one':2 'send':1 'version':7,8 'vocal':5,6 'your':3
                                   'search_artist'  'stevie':1 'wonder':2
                                  'search_release'  'journey':1 'life':5 'of':6 'plants':7 'secret':4 'the':3 'through':2
                                     'search_rest'  '2':5 'billboard':14 'cd':4 'funk':2,9,11 'or':8 'pl':13 'set':10,12 'soul':3 'swing':1 'vol':6,7
                                    'search_combo'  '2':22 'billboard':31 'cd':21 'funk':19,26,28 'journey':11C 'life':15C 'love':4A 'of':16C 'one':2A 'or':25 'pl':30 'plants':17C 'secret':14C 'send':1A 'set':27,29 'soul':20 'stevie':9B 'swing':18 'the':13C 'through':12C 'version':7A,8A 'vocal':5A,6A 'vol':23,24 'wonder':10B 'your':3A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'motown', 'soul', 'funk', 'rnb']
                                        'tag_date'  1979
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665699.952323  (2021-05-10 18:54:59)
                             'size'  6596480