======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '95'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Hi-Fi Sounds for Hounds'
                                           'title'  'Drum & Bagpipe Parade'
                                           '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-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', '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'  '04'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'rock-cppex-experimental or noise;set-pl-mor'
                                             'bpm'  '112.2'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hi-Fi Sounds for Hounds'
'TBPM' (BPM (beats per minute))                     '112.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-experimental or noise', 'set-pl-mor']
'TDRC' (Recording time)                             '1957'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         'Drum & Bagpipe Parade'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '04'
'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'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.706371'

========================== row from database ==========================
                                              'id'  1409453
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/n-a - Hi-Fi Sounds for Hounds (San Francisco Records, 1957) [320k]/04 (no artist) - Drum & Bagpipe Parade.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  95
                                           'genre'  rock-cppex-experimental or noise;set-pl-mor
                                        'filesize'  3805665
                                           'mtime'  1678462740
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy (San Francisco Records, 1957) [320k] 04 (no artist) rock cppex experimental noise;set pl mor
                                      'tag_artist'  [unknown]
                                     'tag_release'  Hi-Fi Sounds for Hounds
                                       'tag_title'  Drum & Bagpipe Parade
                                             'bpm'  112.2
                                    'search_title'  'bagpipe':2 'drum':1 'parade':3
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'fi':2 'for':5 'hi':1 'hifi':3 'hounds':6 'sounds':4
                                     'search_rest'  '1957':7,8 '320k':9,10 'artist':13,14 'classicprogpsy':1 'cppex':16 'experimental':17 'francisco':4 'mor':23 'no':11,12 'noise':18,20 'pl':22 'records':5,6 'rock':15 'san':2,3 'set':19,21
                                    'search_combo'  '1957':18,19 '320k':20,21 'artist':24,25 'bagpipe':2A 'classicprogpsy':12 'cppex':27 'drum':1A 'experimental':28 'fi':7C 'for':10C 'francisco':15 'hi':6C 'hifi':8C 'hounds':11C 'mor':34 'no':22,23 'noise':29,31 'parade':3A 'pl':33 'records':16,17 'rock':26 'san':13,14 'set':30,32 'sounds':9C 'unknown':4B,5B
                                    'tag_tracknum'  4
                                      '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-3', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['drone', 'ambient', 'noise', 'noise rock', 'experimental']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678462739.753536  (2023-03-10 16:38:59)
                             'size'  3805665