======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '327'
                                          'artist'  'Tara Maclean'
                                     'text_people'  ''
                                         'release'  'Silence'
                                           'title'  'Let Her Feel the Rain'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'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-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['canadian', 'female vocalists', 'folk', 'pop', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '123.181'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Silence'
'TBPM' (BPM (beats per minute))                     '123.181'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Let Her Feel the Rain'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tara Maclean'
'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:lastfmtags'                                   ['canadian', 'female vocalists', 'folk', 'pop', 'singer songwriter']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.64 dB'
'TXXX:replaygain_track_peak'                        '0.535588'

========================== row from database ==========================
                                              'id'  201260
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Tara Maclean/MBZ;#Tara MacLean;#Silence;#02;#Let Her Feel the Rain.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  327
                                           'genre'  ifs-songwriter
                                        'filesize'  7862435
                                           'mtime'  1637330577
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos MBZ;#Tara MacLean;#Silence;#02;#Let ifs songwriter
                                      'tag_artist'  Tara Maclean
                                     'tag_release'  Silence
                                       'tag_title'  Let Her Feel the Rain
                                             'bpm'  123.181
                                    'search_title'  'feel':3 'her':2 'let':1 'rain':5 'the':4
                                   'search_artist'  'maclean':2 'tara':1
                                  'search_release'  'silence':1
                                     'search_rest'  '00singer':1 '02':10,14,20,24 'eos':3 'ifs':16 'lean':18,22 'let':11,15,21,25 'mac':17 'maclean':8,12 'mbz':4,6 'silence':9,13,19,23 'songwriter':2 'tara':5,7
                                    'search_combo'  '00singer':9 '02':18,22,28,32 'eos':11 'feel':3A 'her':2A 'ifs':24 'lean':26,30 'let':1A,19,23,29,33 'mac':25 'maclean':7B,16,20 'mbz':12,14 'rain':5A 'silence':8C,17,21,27,31 'songwriter':10 'tara':6B,13,15 'the':4A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           '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-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['canadian', 'female vocalists', 'folk', 'pop', 'singer songwriter']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330576.6829052  (2021-11-19 15:02:56)
                             'size'  7862435