======================== unified (from filesystem) ========================
                                         'bitrate'  '240.84'
                                        'duration'  '211'
                                          'artist'  'Balmorhea'
                                     'text_people'  ''
                                         'release'  'All is Wild, All is Silent'
                                           'title'  'Coahuila'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['instrumental', 'acoustic', 'piano', 'post rock', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '88.015'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'All is Wild, All is Silent'
'TBPM' (BPM (beats per minute))                     '88.015'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Coahuila'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Balmorhea'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'acoustic', 'piano', 'post rock', 'ambient']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'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'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.01 dB'
'TXXX:replaygain_track_peak'                        '0.524019'

========================== row from database ==========================
                                              'id'  1307709
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Balmorhea/All Is Wild, All Is Silent/06. coahuila.mp3
                                         'working'  None
                                         'bitrate'  240
                                    'duration_sec'  211
                                           'genre'  electronic-ambient
                                        'filesize'  6375070
                                           'mtime'  1636910512
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient Is Is 06. coahuila electronic ambient
                                      'tag_artist'  Balmorhea
                                     'tag_release'  All is Wild, All is Silent
                                       'tag_title'  Coahuila
                                             'bpm'  88.015
                                    'search_title'  'coahuila':1
                                   'search_artist'  'balmorhea':1
                                  'search_release'  'all':1 'is':2 'silent':5 'wild':3,4
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '06':4,5 'ambient':8 'coahuila':6 'electronic':7 'is':3
                                    'search_combo'  '00ambient':9 '00poprockelectronic':8 '06':11,12 'all':3C 'ambient':15 'balmorhea':2B 'coahuila':1A,13 'electronic':14 'is':4C,10 'silent':7C 'wild':5C,6C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'acoustic', 'piano', 'post rock', 'ambient']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910512.2267575  (2021-11-14 18:21:52)
                             'size'  6375070