======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '95'
                                          'artist'  'Nitwitz'
                                     'text_people'  ''
                                         'release'  'Killed By Epitaph'
                                           'title'  "I'm so Lazy"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'Q-GRIT-3', 'Q-PLAY-3', 'Q-CHART-2', 'Q-MIXBEAT-2', 'Q-SYN-1', "
 "'Q-BUSY-3', 'q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '140.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Killed By Epitaph'
'TBPM' (BPM (beats per minute))                     '140.3'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         "I'm so Lazy"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nitwitz'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-5.37 dB'
'TXXX:replaygain_track_peak'                        '0.929501'

========================== row from database ==========================
                                              'id'  1537034
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/killed by epitaph - dutch punk rock 77-82/23.Nitwitz - I'm So Lazy.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  95
                                           'genre'  
                                        'filesize'  2294966
                                           'mtime'  1695907200
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy killed by epitaph dutch punk rock 77 82 23.Nitwitz So
                                      'tag_artist'  Nitwitz
                                     'tag_release'  Killed By Epitaph
                                       'tag_title'  I'm so Lazy
                                             'bpm'  140.3
                                    'search_title'  'i':1 'im':3 'lazy':5 'm':2 'so':4
                                   'search_artist'  'nitwitz':1
                                  'search_release'  'by':2 'epitaph':3 'killed':1
                                     'search_rest'  '23':10 '23nitwitz':12 '77':8 '82':9 'by':3 'classicprogpsy':1 'dutch':5 'epitaph':4 'killed':2 'nitwitz':11 'punk':6 'rock':7 'so':13
                                    'search_combo'  '23':19 '23nitwitz':21 '77':17 '82':18 'by':8C,12 'classicprogpsy':10 'dutch':14 'epitaph':9C,13 'i':1A 'im':3A 'killed':7C,11 'lazy':5A 'm':2A 'nitwitz':6B,20 'punk':15 'rock':16 'so':4A,22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-PLAY-3', 'Q-CHART-2', 'Q-MIXBEAT-2', 'Q-SYN-1', 'Q-BUSY-3', 'q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1']
                                      'lastfmtags'  []
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1695907199.9543145  (2023-09-28 15:19:59)
                             'size'  2294966