======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '113'
                                          'artist'  'Max Frost & The Troopers'
                                     'text_people'  ''
                                         'release'  'Nuggets (disc 2)'
                                           'title'  'Shape Of Things To Come'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-chart-1', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['garage rock', 'psychedelic rock', '60s', 'psychedelic', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '31'
                                      'tracktotal'  '31'
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '144.748'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             'B511EA1F'
'COMM:ID3v1 Comment:XXX'                            'B511EA1F'
'TALB' (Album/Movie/Show title)                     'Nuggets (disc 2)'
'TBPM' (BPM (beats per minute))                     '144.748'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Shape Of Things To Come'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Max Frost & The Troopers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '31/31'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, 128 Kbit/s, Joint Stereo, Normal quality'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['garage rock', 'psychedelic rock', '60s', 'psychedelic', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.33 dB'
'TXXX:replaygain_track_peak'                        '0.415445'

========================== row from database ==========================
                                              'id'  1410130
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Sonics - Nuggets (sixties)/Nuggets (disc 2)/31 - Max Frost & The Troopers - 31 - Shape Of Things To Come.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  113
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  1826029
                                           'mtime'  1620736994
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Sonics (sixties) 31 31 rock cppex psychedelic
                                      'tag_artist'  Max Frost & The Troopers
                                     'tag_release'  Nuggets (disc 2)
                                       'tag_title'  Shape Of Things To Come
                                             'bpm'  144.748
                                    'search_title'  'come':5 'of':2 'shape':1 'things':3 'to':4
                                   'search_artist'  'frost':2 'max':1 'the':3 'troopers':4
                                  'search_release'  '2':4,5 'disc':2,3 'nuggets':1
                                     'search_rest'  '31':5 'classicprogpsy':1 'cppex':7 'psychedelic':8 'rock':6 'sixties':3,4 'sonics':2
                                    'search_combo'  '2':13C,14C '31':19 'classicprogpsy':15 'come':5A 'cppex':21 'disc':11C,12C 'frost':7B 'max':6B 'nuggets':10C 'of':2A 'psychedelic':22 'rock':20 'shape':1A 'sixties':17,18 'sonics':16 'the':8B 'things':3A 'to':4A 'troopers':9B
                                    'tag_tracknum'  31
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['garage rock', 'psychedelic rock', '60s', 'psychedelic', 'rock']
                                        'tag_date'  1965
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736993.7576516  (2021-05-11 14:43:13)
                             'size'  1826029