======================== unified (from filesystem) ========================
                                         'bitrate'  '176.496'
                                        'duration'  '181'
                                          'artist'  'Sam Sparro'
                                     'text_people'  ''
                                         'release'  'Sam Sparro'
                                           'title'  'Hot Mess'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electro', 'electronic', 'pop', 'funk', 'soul']"
                                     'discogstags'  "['electronic', 'funk / soul', 'pop', 'electro']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '120.256'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sam Sparro'
'TBPM' (BPM (beats per minute))                     '120.256'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Hot Mess'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sam Sparro'
'TRCK' (Track number/Position in set)               '8'
'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'                                  ['electronic', 'funk / soul', 'pop', 'electro']
'TXXX:lastfmtags'                                   ['electro', 'electronic', 'pop', 'funk', 'soul']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.28 dB'
'TXXX:replaygain_track_peak'                        '0.397079'

========================== row from database ==========================
                                              'id'  1355942
                                            'path'  /data/Music/Bulk/00poprockelectronic/Sam Sparro/08-sam_sparro-hot_mess.mp3
                                         'working'  None
                                         'bitrate'  177
                                    'duration_sec'  181
                                           'genre'  electronic-unsorted
                                        'filesize'  4012717
                                           'mtime'  1651570287
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08 sam_sparro hot_mess electronic unsorted
                                      'tag_artist'  Sam Sparro
                                     'tag_release'  Sam Sparro
                                       'tag_title'  Hot Mess
                                             'bpm'  120.256
                                    'search_title'  'hot':1 'mess':2
                                   'search_artist'  'sam':1 'sparro':2
                                  'search_release'  'sam':1 'sparro':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':6 'hot':4 'mess':5 'sam':2 'sparro':3 'unsorted':7
                                    'search_combo'  '00poprockelectronic':7 'electronic':12 'hot':1A,10 'mess':2A,11 'sam':3B,5C,8 'sparro':4B,6C,9 'unsorted':13
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['electro', 'electronic', 'pop', 'funk', 'soul']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'funk / soul', 'pop', 'electro']

============================== file details ==============================
                                           'mtime'  1651570287.1986685  (2022-05-03 11:31:27)
                             'size'  4012717