======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '141'
                                          'artist'  'Carl Dobkins, Jr.'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "If You Don't Want My Lovin'"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rockabilly', 'rock n roll', 'oldies', '50s', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '118.706'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-385 POS 67'
'COMM:ID3v1 Comment:XXX'                            '59-385 POS 67'
'TBPM' (BPM (beats per minute))                     '118.706'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         "If You Don't Want My Lovin'"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Carl Dobkins, Jr.'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rockabilly', 'rock n roll', 'oldies', '50s', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+8.53 dB'
'TXXX:replaygain_track_peak'                        '0.244451'

========================== row from database ==========================
                                              'id'  1522146
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-385 - Carl Dobkins, Jr. - If You Don_t Want My Lovin_.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  141
                                           'genre'  prerock-unsorted
                                        'filesize'  5667836
                                           'mtime'  1621698422
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 385 Don_t Lovin_ prerock unsorted
                                      'tag_artist'  Carl Dobkins, Jr.
                                     'tag_release'  None
                                       'tag_title'  If You Don't Want My Lovin'
                                             'bpm'  118.706
                                    'search_title'  'don':3 'dont':5 'if':1 'lovin':8,9 'my':7 't':4 'want':6 'you':2
                                   'search_artist'  'carl':1 'dobkins':2,3 'jr':4,5
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1959':6 '385':8 '59':7 'country':4 'don':9 'exotica':2 'jazz':1 'lovin':11 'oldies':3 'prerock':12 't':10 'unsorted':13
                                    'search_combo'  '00oldiepop':19 '1959':20 '385':22 '59':21 'carl':10B 'country':18 'dobkins':11B,12B 'don':3A,23 'dont':5A 'exotica':16 'if':1A 'jazz':15 'jr':13B,14B 'lovin':8A,9A,25 'my':7A 'oldies':17 'prerock':26 't':4A,24 'unsorted':27 'want':6A 'you':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rockabilly', 'rock n roll', 'oldies', '50s', 'rock']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698421.5758975  (2021-05-22 17:47:01)
                             'size'  5667836