======================== unified (from filesystem) ========================
                                         'bitrate'  '180.91'
                                        'duration'  '209'
                                          'artist'  'My Sad Captains'
                                     'text_people'  ''
                                         'release'  'All Hat And No Plans'
                                           'title'  'Great Expectations'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', "
 "'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['indie pop', 'british', 'twee', 'indie', 'favourite songs']"
                                     'discogstags'  "['acoustic', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '125.006'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'All Hat And No Plans'
'TBPM' (BPM (beats per minute))                     '125.006'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Great Expectations'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'My Sad Captains'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['acoustic', 'indie rock', 'rock']
'TXXX:lastfmtags'                                   ['indie pop', 'british', 'twee', 'indie', 'favourite songs']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.41 dB'
'TXXX:replaygain_track_peak'                        '0.459225'

========================== row from database ==========================
                                              'id'  1341105
                                            'path'  /data/Music/Bulk/00poprockelectronic/B-Sides/0305 My Sad Captains - Great Expectations (B).mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  209
                                           'genre'  
                                        'filesize'  4752770
                                           'mtime'  1652397879
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic B Sides 0305 (B)
                                      'tag_artist'  My Sad Captains
                                     'tag_release'  All Hat And No Plans
                                       'tag_title'  Great Expectations
                                             'bpm'  125.006
                                    'search_title'  'expectations':2 'great':1
                                   'search_artist'  'captains':3 'my':1 'sad':2
                                  'search_release'  'all':1 'and':3 'hat':2 'no':4 'plans':5
                                     'search_rest'  '00poprockelectronic':1 '0305':4 'b':2,5 'sides':3
                                    'search_combo'  '00poprockelectronic':11 '0305':14 'all':6C 'and':8C 'b':12,15 'captains':5B 'expectations':2A 'great':1A 'hat':7C 'my':3B 'no':9C 'plans':10C 'sad':4B 'sides':13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['indie pop', 'british', 'twee', 'indie', 'favourite songs']
                                        'tag_date'  2008
                                     'discogstags'  ['acoustic', 'indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1652397879.3500152  (2022-05-13 01:24:39)
                             'size'  4752770