======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '273'
                                          'artist'  'Kings of Convenience'
                                     'text_people'  ''
                                         'release'  'Quiet Is the New Loud'
                                           'title'  'Summer on the Westhill'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'acoustic', 'mellow', 'folk', 'pop']"
                                     'discogstags'  "['progressive house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '131.158'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Quiet Is the New Loud'
'TBPM' (BPM (beats per minute))                     '131.158'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Summer on the Westhill'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kings of Convenience'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['progressive house', 'electronic']
'TXXX:lastfmtags'                                   ['indie', 'acoustic', 'mellow', 'folk', 'pop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.43 dB'
'TXXX:replaygain_track_peak'                        '0.508306'

========================== row from database ==========================
                                              'id'  1308906
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kings of Convenience/MBZ;#Kings of Convenience;#Quiet Is the New Loud;#10;#Summer on the Westhill.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  273
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5479990
                                           'mtime'  1620570361
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Kings Convenience;#Quiet Loud;#10;#Summer ifs songwriter indie unsorted
                                      'tag_artist'  Kings of Convenience
                                     'tag_release'  Quiet Is the New Loud
                                       'tag_title'  Summer on the Westhill
                                             'bpm'  131.158
                                    'search_title'  'on':2 'summer':1 'the':3 'westhill':4
                                   'search_artist'  'convenience':3 'kings':1 'of':2
                                  'search_release'  'is':2 'loud':5 'new':4 'quiet':1 'the':3
                                     'search_rest'  '00poprockelectronic':1 '10':11,14 'convenience':6,8 'ifs':16 'indie':18 'kings':3,5 'loud':10,13 'mbz':2,4 'quiet':7,9 'songwriter':17 'summer':12,15 'unsorted':19
                                    'search_combo'  '00poprockelectronic':13 '10':23,26 'convenience':7B,18,20 'ifs':28 'indie':30 'is':9C 'kings':5B,15,17 'loud':12C,22,25 'mbz':14,16 'new':11C 'of':6B 'on':2A 'quiet':8C,19,21 'songwriter':29 'summer':1A,24,27 'the':3A,10C 'unsorted':31 'westhill':4A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'mellow', 'folk', 'pop']
                                        'tag_date'  2001
                                     'discogstags'  ['progressive house', 'electronic']

============================== file details ==============================
                                           'mtime'  1620570360.7946033  (2021-05-09 16:26:00)
                             'size'  5479990