======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '243'
                                          'artist'  'Lou Rhodes'
                                     'text_people'  ''
                                         'release'  'Beloved One'
                                           'title'  'To Survive'
                                           'quals'  ("['Q-PLAY-3', 'Q-GRIT-1', 'Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['acoustic', 'female vocalists', 'chillout', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '86.107'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Beloved One'
'TBPM' (BPM (beats per minute))                     '86.107'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'To Survive'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Lou Rhodes'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['acoustic', 'female vocalists', 'chillout', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.04 dB'
'TXXX:replaygain_track_peak'                        '0.505625'

========================== row from database ==========================
                                              'id'  201790
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Lou Rhodes/09 To Survive.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  243
                                           'genre'  ifs-songwriter
                                        'filesize'  5861110
                                           'mtime'  1639514451
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 09 ifs songwriter
                                      'tag_artist'  Lou Rhodes
                                     'tag_release'  Beloved One
                                       'tag_title'  To Survive
                                             'bpm'  86.107
                                    'search_title'  'survive':2 'to':1
                                   'search_artist'  'lou':1 'rhodes':2
                                  'search_release'  'beloved':1 'one':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'songwriter':2
                                    'search_combo'  '00singer':7 'beloved':5C 'eos':9 'ifs':10 'lou':3B 'one':6C 'rhodes':4B 'songwriter':8 'survive':2A 'to':1A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'Q-OLDST-3', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  ['acoustic', 'female vocalists', 'chillout', 'folk', 'singer songwriter']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1639514450.602403  (2021-12-14 21:40:50)
                             'size'  5861110