======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '181'
                                          'artist'  'Keith Nichols'
                                     'text_people'  ''
                                         'release'  'Ren & Stimpy Production Music Vol. 2'
                                           'title'  'That Crazy Rag'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['hot jazz', 'ragtime', 'jazz', 'old', 'vintage']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '070'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '104.015'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ren & Stimpy Production Music Vol. 2'
'TBPM' (BPM (beats per minute))                     '104.015'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2008-08-20'
'TIT2' (Title/songname/content description)         'That Crazy Rag'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Keith Nichols'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '070'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hot jazz', 'ragtime', 'jazz', 'old', 'vintage']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.827211'

========================== row from database ==========================
                                              'id'  1389061
                                            'path'  /data/Music/Bulk/0soundtrack/VA - Production Music from Ren & Stimpy Vol. 2 - 194 Vintage Instrumental Tracks (2008)/70 - Keith Nichols - That Crazy Rag.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  181
                                           'genre'  soundtrack-video
                                        'filesize'  4370304
                                           'mtime'  1678975533
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack VA from 194 Vintage Instrumental Tracks (2008) 70 soundtrack video
                                      'tag_artist'  Keith Nichols
                                     'tag_release'  Ren & Stimpy Production Music Vol. 2
                                       'tag_title'  That Crazy Rag
                                             'bpm'  104.015
                                    'search_title'  'crazy':2 'rag':3 'that':1
                                   'search_artist'  'keith':1 'nichols':2
                                  'search_release'  '2':7 'music':4 'production':3 'ren':1 'stimpy':2 'vol':5,6
                                     'search_rest'  '0soundtrack':1 '194':4 '2008':8,9 '70':10 'from':3 'instrumental':6 'soundtrack':11 'tracks':7 'va':2 'video':12 'vintage':5
                                    'search_combo'  '0soundtrack':13 '194':16 '2':12C '2008':20,21 '70':22 'crazy':2A 'from':15 'instrumental':18 'keith':4B 'music':9C 'nichols':5B 'production':8C 'rag':3A 'ren':6C 'soundtrack':23 'stimpy':7C 'that':1A 'tracks':19 'va':14 'video':24 'vintage':17 'vol':10C,11C
                                    'tag_tracknum'  70
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['hot jazz', 'ragtime', 'jazz', 'old', 'vintage']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678975533.4363747  (2023-03-16 15:05:33)
                             'size'  4370304