======================== unified (from filesystem) ========================
                                         'bitrate'  '212.512'
                                        'duration'  '204'
                                          'artist'  'Sahara Hotnights'
                                     'text_people'  ''
                                         'release'  'What If Leaving Is A Loving Thing'
                                           'title'  'Salty Lips'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'alternative', 'female vocalists', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '129.813'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'What If Leaving Is A Loving Thing'
'TBPM' (BPM (beats per minute))                     '129.813'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Salty Lips'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sahara Hotnights'
'TRCK' (Track number/Position in set)               '3'
'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', 'alternative rock', 'pop rock']
'TXXX:lastfmtags'                                   ['swedish', 'alternative', 'female vocalists', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.416483'

========================== row from database ==========================
                                              'id'  1375911
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Sahara Hotnights/What if Leaving is A Loving Thing (2007)/03-sahara_hotnights-salty_lips.mp3
                                         'working'  None
                                         'bitrate'  212
                                    'duration_sec'  204
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  5447552
                                           'mtime'  1621697392
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock if is (2007) 03 sahara_hotnights salty_lips ifs songwriter indie rock
                                      'tag_artist'  Sahara Hotnights
                                     'tag_release'  What If Leaving Is A Loving Thing
                                       'tag_title'  Salty Lips
                                             'bpm'  129.813
                                    'search_title'  'lips':2 'salty':1
                                   'search_artist'  'hotnights':2 'sahara':1
                                  'search_release'  'a':5 'if':2 'is':4 'leaving':3 'loving':6 'thing':7 'what':1
                                     'search_rest'  '00poprockelectronic':1 '2007':6,7 'hotnights':9 'if':4 'ifs':12 'indie':14 'indierock':3 'is':5 'lips':11 'poprock':2 'rock':15 'sahara':8 'salty':10 'songwriter':13
                                    'search_combo'  '00poprockelectronic':12 '2007':17,18 'a':9C 'hotnights':4B,20 'if':6C,15 'ifs':23 'indie':25 'indierock':14 'is':8C,16 'leaving':7C 'lips':2A,22 'loving':10C 'poprock':13 'rock':26 'sahara':3B,19 'salty':1A,21 'songwriter':24 'thing':11C 'what':5C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['swedish', 'alternative', 'female vocalists', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'alternative rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1621697392.1668062  (2021-05-22 17:29:52)
                             'size'  5447552