======================== unified (from filesystem) ========================
                                         'bitrate'  '181.279'
                                        'duration'  '145'
                                          'artist'  'Roger Whittaker'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'New World In The Morning'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-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-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['british', 'easy listening', 'schlager', 'christmas', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'entertaining-why do i keep this'
                                             'bpm'  '110.7'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '110.7'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-why do i keep this'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'New World In The Morning'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Roger Whittaker'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['british', 'easy listening', 'schlager', 'christmas', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.65 dB'
'TXXX:replaygain_track_peak'                        '0.587839'

========================== row from database ==========================
                                              'id'  1284817
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/Rob Hoeke - 1970/Roger Whittaker - New World In The Morning.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  145
                                           'genre'  entertaining-why do i keep this
                                        'filesize'  3301522
                                           'mtime'  1676052981
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted Rob Hoeke 1970 entertaining why do keep this
                                      'tag_artist'  Roger Whittaker
                                     'tag_release'  None
                                       'tag_title'  New World In The Morning
                                             'bpm'  110.7
                                    'search_title'  'in':3 'morning':5 'new':1 'the':4 'world':2
                                   'search_artist'  'roger':1 'whittaker':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '1970':5 'do':8 'entertaining':6 'hoeke':4 'keep':9 'rob':3 'this':10 'unsorted':2 'why':7
                                    'search_combo'  '00poprockelectronic':8 '1970':12 'do':15 'entertaining':13 'hoeke':11 'in':3A 'keep':16 'morning':5A 'new':1A 'rob':10 'roger':6B 'the':4A 'this':17 'unsorted':9 'whittaker':7B 'why':14 'world':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-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-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['british', 'easy listening', 'schlager', 'christmas', 'singer songwriter']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676052981.162468  (2023-02-10 19:16:21)
                             'size'  3301522