======================== unified (from filesystem) ========================
                                         'bitrate'  '319.963'
                                        'duration'  '223'
                                          'artist'  'Kate Nash'
                                     'text_people'  ''
                                         'release'  'My Best Friend Is You'
                                           'title'  'Kiss That Grrrl'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'indie pop', 'female vocalists', 'british', 'singer songwriter']"
                                     'discogstags'  "['rock', 'pop', 'pop rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-pop'
                                             'bpm'  '141.216'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'My Best Friend Is You'
'TBPM' (BPM (beats per minute))                     '141.216'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-pop'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Kiss That Grrrl'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kate Nash'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop', 'pop rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'female vocalists', 'british', 'singer songwriter']
'TXXX:original release date'                        ['2010', '2010']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+9.26 dB'
'TXXX:replaygain_track_peak'                        '0.117057'

========================== row from database ==========================
                                              'id'  1309984
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/02 Kiss That Grrrl.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  223
                                           'genre'  ifs-songwriter-indie-pop
                                        'filesize'  8926879
                                           'mtime'  1652397922
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 02 ifs songwriter indie pop
                                      'tag_artist'  Kate Nash
                                     'tag_release'  My Best Friend Is You
                                       'tag_title'  Kiss That Grrrl
                                             'bpm'  141.216
                                    'search_title'  'grrrl':3 'kiss':1 'that':2
                                   'search_artist'  'kate':1 'nash':2
                                  'search_release'  'best':2 'friend':3 'is':4 'my':1 'you':5
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'ifs':7 'indie':9 'loose':3,4 'pop':10 'songwriter':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'best':7C 'files':15,16 'friend':8C 'grrrl':3A 'ifs':17 'indie':19 'is':9C 'kate':4B 'kiss':1A 'loose':13,14 'my':6C 'nash':5B 'pop':20 'songwriter':18 'that':2A 'unsorted':12 'you':10C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'female vocalists', 'british', 'singer songwriter']
                                        'tag_date'  2010
                                     'discogstags'  ['rock', 'pop', 'pop rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1652397921.655811  (2022-05-13 01:25:21)
                             'size'  8926879