======================== unified (from filesystem) ========================
                                         'bitrate'  '163.11'
                                        'duration'  '165'
                                          'artist'  'Gene Autry'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Gene Autry - It Makes No Difference Now'
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                                      'lastfmtags'  ("['classic country', 'oldies', 'country', 'early country', 'male vocalists', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1945'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country'
                                             'bpm'  '119.405'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country'
'TDRC' (Recording time)                             '1945'
'TIT2' (Title/songname/content description)         'Gene Autry - It Makes No Difference Now'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gene Autry'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:DeviceConformanceTemplate'                    'L1'
'TXXX:IsVBR'                                        '1'
'TXXX:Length'                                       '165049'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['classic country',
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 'country',
 'early country',
 'male vocalists',
 'christmas']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                        '+1.62 dB'
'TXXX:replaygain_track_peak'                        '0.798272'

========================== row from database ==========================
                                              'id'  967698
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Old Country Music/Gene Autry - It Makes No Difference Now.wma.mp3
                                         'working'  None
                                         'bitrate'  163
                                    'duration_sec'  165
                                           'genre'  loc-namerica-country
                                        'filesize'  3371907
                                           'mtime'  1621628092
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Old Country Music Now.wma loc namerica country
                                      'tag_artist'  Gene Autry
                                     'tag_release'  None
                                       'tag_title'  Gene Autry - It Makes No Difference Now
                                             'bpm'  119.405
                                    'search_title'  'autry':2 'difference':6 'gene':1 'it':3 'makes':4 'no':5 'now':7
                                   'search_artist'  'autry':2 'gene':1
                                  'search_release'  
                                     'search_rest'  'country':4 'exotica':2 'jazz':1 'loc':10 'music':6 'namerica':11 'now':7 'nowwma':9 'old':5 'oldies':3 'wma':8
                                    'search_combo'  'autry':2A,9B 'country':13 'difference':6A 'exotica':11 'gene':1A,8B 'it':3A 'jazz':10 'loc':19 'makes':4A 'music':15 'namerica':20 'no':5A 'now':7A,16 'nowwma':18 'old':14 'oldies':12 'wma':17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['classic country', 'oldies', 'country', 'early country', 'male vocalists', 'christmas']
                                        'tag_date'  1945
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628091.7373157  (2021-05-21 22:14:51)
                             'size'  3371907