======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '169'
                                          'artist'  'Klaus Wunderlich'
                                     'text_people'  ''
                                         'release'  'Lounge Elevator Music'
                                           'title'  "Dob's Boogie"
                                           'quals'  ("['Q-HAP-3', 'Q-PLAY-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'Q-OLDST-2', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-1', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-1', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['lounge', 'hammond organ', 'hammond heaven', 'organ', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'mi-earlysynth-organ;entertaining-why do i keep this'
                                             'bpm'  '84.1'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Lounge Elevator Music'
'TBPM' (BPM (beats per minute))                     '84.1'
'TCON' (Content type, a.k.a. Genre)                 ['mi-earlysynth-organ', 'entertaining-why do i keep this']
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         "Dob's Boogie"
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Klaus Wunderlich'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'hammond organ', 'hammond heaven', 'organ', 'easy listening']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.91 dB'
'TXXX:replaygain_track_peak'                        '0.656074'

========================== row from database ==========================
                                              'id'  1510667
                                            'path'  /data/Music/Bulk/00spent/0justbad/Klaus Wunderlich/klaus wunderlich-lounge elevator music/klaus wunderlich - dob_s boogie.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  169
                                           'genre'  mi-earlysynth-organ;entertaining-why do i keep this
                                        'filesize'  2850991
                                           'mtime'  1620527320
                                   'redo_metaread'  0
                                        'rest_str'   00spent 0justbad klaus wunderlich lounge elevator music klaus wunderlich dob_s boogie mi earlysynth organ;entertaining why do keep this
                                      'tag_artist'  Klaus Wunderlich
                                     'tag_release'  Lounge Elevator Music
                                       'tag_title'  Dob's Boogie
                                             'bpm'  84.1
                                    'search_title'  'boogie':4 'dob':1 'dobs':3 's':2
                                   'search_artist'  'klaus':1 'wunderlich':2
                                  'search_release'  'elevator':2 'lounge':1 'music':3
                                     'search_rest'  '00spent':1 '0justbad':2 'boogie':10 'do':18 'dob':8 'earlysynth':12 'elevator':6 'entertaining':14,16 'keep':19 'klaus':3 'lounge':5 'mi':11 'music':7 'organ':13,15 's':9 'this':20 'why':17 'wunderlich':4
                                    'search_combo'  '00spent':10 '0justbad':11 'boogie':4A,19 'do':27 'dob':1A,17 'dobs':3A 'earlysynth':21 'elevator':8C,15 'entertaining':23,25 'keep':28 'klaus':5B,12 'lounge':7C,14 'mi':20 'music':9C,16 'organ':22,24 's':2A,18 'this':29 'why':26 'wunderlich':6B,13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-1', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['lounge', 'hammond organ', 'hammond heaven', 'organ', 'easy listening']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527319.601851  (2021-05-09 04:28:39)
                             'size'  2850991