======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '254'
                                          'artist'  'Bill Evans & Jim Hall'
                                     'text_people'  ''
                                         'release'  'Undercurrent'
                                           'title'  "I'm Getting Sentimental Over You"
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-1', 'q-syn-1', 'Q-PLAY-2', 'q-bass-1', "
 "'q-busy-3', 'q-grit-2', 'Q-JZFKS-2', 'Q-OLDST-2', 'Q-PIANO-4', 'q-chart-2', "
 "'q-drums-1', 'q-other-2', 'q-vocals-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['jazz', 'piano', 'guitar', 'cool jazz', 'jazz guitar']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '143.314'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Undercurrent'
'TBPM' (BPM (beats per minute))                     '143.314'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TIT2' (Title/songname/content description)         "I'm Getting Sentimental Over You"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bill Evans & Jim Hall'
'TRCK' (Track number/Position in set)               '6'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'piano', 'guitar', 'cool jazz', 'jazz guitar']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.27 dB'
'TXXX:replaygain_track_peak'                        '0.801059'

========================== row from database ==========================
                                              'id'  1504964
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Bill Evans & Jim Hall__MBZ;#Bill Evans & Jim Hall;#Undercurrent;#06;#I_m Getting Sentimental Over You.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  254
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  6109101
                                           'mtime'  1620574501
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Hall__MBZ;#Bill Hall;#Undercurrent;#06;#I_m prerock jb jazz vocal
                                      'tag_artist'  Bill Evans & Jim Hall
                                     'tag_release'  Undercurrent
                                       'tag_title'  I'm Getting Sentimental Over You
                                             'bpm'  143.314
                                    'search_title'  'getting':4 'i':1 'im':3 'm':2 'over':6 'sentimental':5 'you':7
                                   'search_artist'  'bill':1 'evans':2 'hall':4 'jim':3
                                  'search_release'  'undercurrent':1
                                     'search_rest'  '00poprockelectronic':1 '06':15,20 'bill':9,12 'files':5,6 'hall':7,10,13,18 'i':16,21 'jazz':25 'jb':24 'loose':3,4 'm':17,22 'mbz':8,11 'prerock':23 'undercurrent':14,19 'unsorted':2 'vocal':26
                                    'search_combo'  '00poprockelectronic':13 '06':27,32 'bill':8B,21,24 'evans':9B 'files':17,18 'getting':4A 'hall':11B,19,22,25,30 'i':1A,28,33 'im':3A 'jazz':37 'jb':36 'jim':10B 'loose':15,16 'm':2A,29,34 'mbz':20,23 'over':6A 'prerock':35 'sentimental':5A 'undercurrent':12C,26,31 'unsorted':14 'vocal':38 'you':7A
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'piano', 'guitar', 'cool jazz', 'jazz guitar']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620574501.1508071  (2021-05-09 17:35:01)
                             'size'  6109101