======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '164'
                                          'artist'  'The Beatles'
                                     'text_people'  ''
                                         'release'  'Progsoup 34'
                                           'title'  'Happiness Is A Warm Gun '
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['pop', 'rock', '60s', 'british', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '61'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '139.466'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Excellent'
'COMM:MusicMatch_Preference:\x00\x00\x00'           'Excellent'
'TALB' (Album/Movie/Show title)                     'Progsoup 34'
'TBPM' (BPM (beats per minute))                     '139.466'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Happiness Is A Warm Gun '
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '164597'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beatles'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '61'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['pop', 'rock', '60s', 'british', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.483013'

========================== row from database ==========================
                                              'id'  1414518
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 34 (sixties prog)/2017 the beatles - happiness is a warm gun.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  164
                                           'genre'  rock-cppex-progressive
                                        'filesize'  6585950
                                           'mtime'  1620737227
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (sixties prog) 2017 the beatles happiness is warm gun rock cppex progressive
                                      'tag_artist'  The Beatles
                                     'tag_release'  Progsoup 34
                                       'tag_title'  Happiness Is A Warm Gun 
                                             'bpm'  139.466
                                    'search_title'  'a':3 'gun':5 'happiness':1 'is':2 'warm':4
                                   'search_artist'  'beatles':2 'the':1
                                  'search_release'  '34':2 'progsoup':1
                                     'search_rest'  '2017':7 'beatles':9 'classicprogpsy':1 'cppex':15 'gun':13 'happiness':10 'is':11 'prog':5,6 'progressive':16 'progsoup':2 'rock':14 'sixties':3,4 'the':8 'warm':12
                                    'search_combo'  '2017':16 '34':9C 'a':3A 'beatles':7B,18 'classicprogpsy':10 'cppex':24 'gun':5A,22 'happiness':1A,19 'is':2A,20 'prog':14,15 'progressive':25 'progsoup':8C,11 'rock':23 'sixties':12,13 'the':6B,17 'warm':4A,21
                                    'tag_tracknum'  61
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'rock', '60s', 'british', 'classic rock']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737227.347539  (2021-05-11 14:47:07)
                             'size'  6585950