======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '228'
                                          'artist'  'Marmalade'
                                     'text_people'  ''
                                         'release'  '100 British Psychedelic Masterpieces Cd 2'
                                           'title'  'I See The Rain'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-BUSY-3', 'Q-SYN-1', 'Q-UNU-1', 'Q-GRIT-3', "
 "'Q-PLAY-3', 'q-bass-4', 'Q-CHART-2', 'Q-JZFKS-1', 'q-drums-2', 'q-other-3', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '122.5'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://tommentonenlacuadra.blogspot.com'
'COMM:ID3v1 Comment:eng'                            'http://tommentonenlacuadra.b'
'TALB' (Album/Movie/Show title)                     '100 British Psychedelic Masterpieces Cd 2'
'TBPM' (BPM (beats per minute))                     '122.5'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDRC' (Recording time)                             '2011'
'TIT1' (Content group description)                  'Rock & Roll'
'TIT2' (Title/songname/content description)         'I See The Rain'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '228858'
'TPE1' (Lead performer(s)/Soloist(s))               'Marmalade'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '22'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-4.53 dB'
'TXXX:replaygain_track_peak'                        '0.558192'

========================== row from database ==========================
                                              'id'  1495748
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/100 British Psychedelic Masterpieces CD 2/22 - Marmalade - I See The Rain.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  228
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  7328280
                                           'mtime'  1636400089
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy CD 22 rock cppex psychedelic
                                      'tag_artist'  Marmalade
                                     'tag_release'  100 British Psychedelic Masterpieces Cd 2
                                       'tag_title'  I See The Rain
                                             'bpm'  122.5
                                    'search_title'  'i':1 'rain':4 'see':2 'the':3
                                   'search_artist'  'marmalade':1
                                  'search_release'  '100':1 '2':6 'british':2 'cd':5 'masterpieces':4 'psychedelic':3
                                     'search_rest'  '22':3 'cd':2 'classicprogpsy':1 'cppex':5 'psychedelic':6 'rock':4
                                    'search_combo'  '100':6C '2':11C '22':14 'british':7C 'cd':10C,13 'classicprogpsy':12 'cppex':16 'i':1A 'marmalade':5B 'masterpieces':9C 'psychedelic':8C,17 'rain':4A 'rock':15 'see':2A 'the':3A
                                    'tag_tracknum'  22
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400089.318363  (2021-11-08 20:34:49)
                             'size'  7328280