======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '788'
                                          'artist'  'Ampacity'
                                     'text_people'  ''
                                         'release'  'Encounter One'
                                           'title'  'Ultima Hombre'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['instrumental', 'stoner rock', 'space rock', 'psychedelic rock', 'polish']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '3'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic-space;set-pl-progspace'
                                             'bpm'  '143.2'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Encounter One'
'TBPM' (BPM (beats per minute))                     '143.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic-space', 'set-pl-progspace']
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Ultima Hombre'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ampacity'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['instrumental', 'stoner rock', 'space rock', 'psychedelic rock', 'polish']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.75 dB'
'TXXX:replaygain_track_peak'                        '0.365343'

========================== row from database ==========================
                                              'id'  1412320
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/ampacity - encounter one 2013/01 - ultima hombre.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  788
                                           'genre'  rock-cppex-psychedelic-space;set-pl-progspace
                                        'filesize'  31590419
                                           'mtime'  1620736203
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy ampacity encounter one 2013 01 ultima hombre rock cppex psychedelic space;set pl progspace
                                      'tag_artist'  Ampacity
                                     'tag_release'  Encounter One
                                       'tag_title'  Ultima Hombre
                                             'bpm'  143.2
                                    'search_title'  'hombre':2 'ultima':1
                                   'search_artist'  'ampacity':1
                                  'search_release'  'encounter':1 'one':2
                                     'search_rest'  '2013':5 'ampacity':2 'classicprogpsy':1 'cppex':9 'encounter':3 'hombre':7 'one':4 'pl':15 'progspace':16 'psychedelic':10 'rock':8 'set':12,14 'space':11,13 'ultima':6
                                    'search_combo'  '2013':10 'ampacity':3B,7 'classicprogpsy':6 'cppex':14 'encounter':4C,8 'hombre':2A,12 'one':5C,9 'pl':20 'progspace':21 'psychedelic':15 'rock':13 'set':17,19 'space':16,18 'ultima':1A,11
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'stoner rock', 'space rock', 'psychedelic rock', 'polish']
                                        'tag_date'  2013
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736203.4468021  (2021-05-11 14:30:03)
                             'size'  31590419