======================== unified (from filesystem) ========================
                                         'bitrate'  '181.849'
                                        'duration'  '181'
                                          'artist'  'BJ Thomas'
                                     'text_people'  ''
                                         'release'  'Rob Hoeke - 1970'
                                           'title'  "Raindrops Keep Fallin' On My Head"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', 'pop', '60s', 'blues', 'american']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '106.8'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rob Hoeke - 1970'
'TBPM' (BPM (beats per minute))                     '106.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         "Raindrops Keep Fallin' On My Head"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'BJ Thomas'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', 'pop', '60s', 'blues', 'american']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.39 dB'
'TXXX:replaygain_track_peak'                        '0.715466'

========================== row from database ==========================
                                              'id'  1518784
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/Rob Hoeke - 1970/BJ Thomas - Raindrops Keep Fallin_ On My Head.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  181
                                           'genre'  prerock-jb-blues
                                        'filesize'  4130104
                                           'mtime'  1620403800
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted Fallin_ prerock jb blues
                                      'tag_artist'  BJ Thomas
                                     'tag_release'  Rob Hoeke - 1970
                                       'tag_title'  Raindrops Keep Fallin' On My Head
                                             'bpm'  106.8
                                    'search_title'  'fallin':3,4 'head':7 'keep':2 'my':6 'on':5 'raindrops':1
                                   'search_artist'  'bj':1 'thomas':2
                                  'search_release'  '1970':3 'hoeke':2 'rob':1
                                     'search_rest'  '00poprockelectronic':1 'blues':6 'fallin':3 'jb':5 'prerock':4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':13 '1970':12C 'bj':8B 'blues':18 'fallin':3A,4A,15 'head':7A 'hoeke':11C 'jb':17 'keep':2A 'my':6A 'on':5A 'prerock':16 'raindrops':1A 'rob':10C 'thomas':9B 'unsorted':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['oldies', 'pop', '60s', 'blues', 'american']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620403799.9189346  (2021-05-07 18:09:59)
                             'size'  4130104