======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '191'
                                          'artist'  'Manic Street Preachers'
                                     'text_people'  ''
                                         'release'  'Send Away The Tigers'
                                           'title'  'I Am Just A Patsy'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'indie', 'alternative', 'britpop', 'rock']"
                                     'discogstags'  "['rock', 'pop', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '94.547'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Send Away The Tigers'
'TBPM' (BPM (beats per minute))                     '94.547'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'I Am Just A Patsy'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Manic Street Preachers'
'TRCK' (Track number/Position in set)               '08'
'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'                                  ['rock', 'pop', 'alternative rock']
'TXXX:lastfmtags'                                   ['alternative rock', 'indie', 'alternative', 'britpop', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.76 dB'
'TXXX:replaygain_track_peak'                        '0.370288'

========================== row from database ==========================
                                              'id'  1284751
                                            'path'  /data/Music/Bulk/00poprockelectronic/Manic Street Preachers/Send Away The Tigers/08 I Am Just A Patsy.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  191
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4605824
                                           'mtime'  1621697458
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08 ifs songwriter indie rock
                                      'tag_artist'  Manic Street Preachers
                                     'tag_release'  Send Away The Tigers
                                       'tag_title'  I Am Just A Patsy
                                             'bpm'  94.547
                                    'search_title'  'a':4 'am':2 'i':1 'just':3 'patsy':5
                                   'search_artist'  'manic':1 'preachers':3 'street':2
                                  'search_release'  'away':2 'send':1 'the':3 'tigers':4
                                     'search_rest'  '00poprockelectronic':1 'ifs':2 'indie':4 'rock':5 'songwriter':3
                                    'search_combo'  '00poprockelectronic':13 'a':4A 'am':2A 'away':10C 'i':1A 'ifs':14 'indie':16 'just':3A 'manic':6B 'patsy':5A 'preachers':8B 'rock':17 'send':9C 'songwriter':15 'street':7B 'the':11C 'tigers':12C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'indie', 'alternative', 'britpop', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'pop', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1621697458.1970387  (2021-05-22 17:30:58)
                             'size'  4605824