======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '66'
                                          'artist'  'n/a'
                                     'text_people'  ''
                                         'release'  'Hi-Fi Sounds for Hounds'
                                           'title'  "St. Mary's Bells - Ten O'Clock"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['drone', 'ambient', 'noise', 'noise rock', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '141.512'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hi-Fi Sounds for Hounds'
'TBPM' (BPM (beats per minute))                     '141.512'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1957'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         "St. Mary's Bells - Ten O'Clock"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'n/a'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['drone', 'ambient', 'noise', 'noise rock', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.65 dB'
'TXXX:replaygain_track_peak'                        '0.416919'

========================== row from database ==========================
                                              'id'  1521049
                                            'path'  /data/Music/Bulk/0nonmusic/Hi-Fi Sounds for Hounds (San Francisco Records, 1957) [320k]/11 (no artist) - St. Mary_s Bells - Ten O_Clock.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  66
                                           'genre'  electronic-unsorted
                                        'filesize'  2674041
                                           'mtime'  1678462738
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic (San Francisco Records, 1957) [320k] 11 (no artist) Mary_s O_Clock electronic unsorted
                                      'tag_artist'  n/a
                                     'tag_release'  Hi-Fi Sounds for Hounds
                                       'tag_title'  St. Mary's Bells - Ten O'Clock
                                             'bpm'  141.512
                                    'search_title'  'bells':6 'clock':9 'mary':3 'marys':5 'o':8 'oclock':10 's':4 'st':1,2 'ten':7
                                   'search_artist'  'a':2 'n':1 'na':3
                                  'search_release'  'fi':2 'for':5 'hi':1 'hifi':3 'hounds':6 'sounds':4
                                     'search_rest'  '0nonmusic':1 '1957':7,8 '320k':9,10 'artist':13,14 'clock':18 'electronic':19 'francisco':4 'mary':15 'no':11,12 'o':17 'records':5,6 's':16 'san':2,3 'unsorted':20
                                    'search_combo'  '0nonmusic':20 '1957':26,27 '320k':28,29 'a':12B 'artist':32,33 'bells':6A 'clock':9A,37 'electronic':38 'fi':15C 'for':18C 'francisco':23 'hi':14C 'hifi':16C 'hounds':19C 'mary':3A,34 'marys':5A 'n':11B 'na':13B 'no':30,31 'o':8A,36 'oclock':10A 'records':24,25 's':4A,35 'san':21,22 'sounds':17C 'st':1A,2A 'ten':7A 'unsorted':39
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['drone', 'ambient', 'noise', 'noise rock', 'experimental']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678462737.8226683  (2023-03-10 16:38:57)
                             'size'  2674041