======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '68'
                                          'artist'  'Richard Cheese'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "It's Been A While"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-vocals-4', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['lounge', 'jazz', 'comedy', 'covers', 'parody']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ('prerock-jb-jazz-lounge or exotica or '
 'bossa;set-th-novelty-styledcovers;entertaining-why do i keep this;set-cover '
 'or covered')
                                             'bpm'  '142.608'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '142.608'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-lounge or exotica or bossa',
 'set-th-novelty-styledcovers',
 'entertaining-why do i keep this',
 'set-cover or covered']
'TIT2' (Title/songname/content description)         "It's Been A While"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Richard Cheese'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'jazz', 'comedy', 'covers', 'parody']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.28 dB'
'TXXX:replaygain_track_peak'                        '0.509570'

========================== row from database ==========================
                                              'id'  1300002
                                            'path'  /data/Music/Bulk/00spent/Richard Cheese/05-AudioTrack 05.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  68
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa;set-th-novelty-styledcovers;entertaining-why do i keep this;set-cover or covered
                                        'filesize'  1099331
                                           'mtime'  1620541647
                                   'redo_metaread'  0
                                        'rest_str'   00spent 05 AudioTrack 05 prerock jb jazz lounge or exotica or bossa;set th novelty styledcovers;entertaining why do keep this;set cover or covered
                                      'tag_artist'  Richard Cheese
                                     'tag_release'  None
                                       'tag_title'  It's Been A While
                                             'bpm'  142.608
                                    'search_title'  'a':5 'been':4 'it':1 'its':3 's':2 'while':6
                                   'search_artist'  'cheese':2 'richard':1
                                  'search_release'  
                                     'search_rest'  '00spent':1 'audio':28 'audiotrack':2 'bossa':9,11 'cover':26 'covered':27 'do':20 'entertaining':16,18 'exotica':8 'jazz':5 'jb':4 'keep':21 'lounge':6 'novelty':14 'or':7 'prerock':3 'set':10,12,23,25 'styledcovers':15,17 'th':13 'this':22,24 'track':29 'why':19
                                    'search_combo'  '00spent':9 'a':5A 'audio':36 'audiotrack':10 'been':4A 'bossa':17,19 'cheese':8B 'cover':34 'covered':35 'do':28 'entertaining':24,26 'exotica':16 'it':1A 'its':3A 'jazz':13 'jb':12 'keep':29 'lounge':14 'novelty':22 'or':15 'prerock':11 'richard':7B 's':2A 'set':18,20,31,33 'styledcovers':23,25 'th':21 'this':30,32 'track':37 'while':6A 'why':27
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'jazz', 'comedy', 'covers', 'parody']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541646.6459258  (2021-05-09 08:27:26)
                             'size'  1099331