======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '385'
                                          'artist'  'Monomorph'
                                     'text_people'  ''
                                         'release'  'Outer Space Communications v.3.01-T1'
                                           'title'  'Rystal'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-3', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['techno', 'idm', 'ambient idm', 'urban jazz']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '15'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '114.999'
                                             'key'  '8A'
                                        'acoustid'  '7dd67696-0554-4dc4-b7be-af985d649d0a'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Outer Space Communications v.3.01-T1'
'TBPM' (BPM (beats per minute))                     '114.999'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Rystal'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Monomorph'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '12/15'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Monomorph'
'TXXX:Acoustid Id'                                  '7dd67696-0554-4dc4-b7be-af985d649d0a'
'TXXX:Artists'                                      'Monomorph'
'TXXX:Mp3gain_minmax'                               '069,204'
'TXXX:Mp3gain_undo'                                 '+006,+006,N'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '9e51fa47-387f-44c1-82ee-1a76c6391025'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '793d5eda-a260-4be7-b73c-a78a9f4d329b'
'TXXX:MusicBrainz Release Group Id'                 'e537c0fa-b485-3212-b612-6e759d8bbd3c'
'TXXX:MusicBrainz Release Track Id'                 '4fdfc258-954b-30b7-ada5-827568356fd8'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['techno', 'idm', 'ambient idm', 'urban jazz']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.28 dB'
'TXXX:replaygain_track_peak'                        '0.363999'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e4936323-5348-46e5-9cf7-9ef0a06079d6')

========================== row from database ==========================
                                              'id'  1299923
                                            'path'  /data/Music/Bulk/00poprockelectronic/Plastic System - Outer Space Communications/Communications v3.01-T1/12 Monomorph - Rystal.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  385
                                           'genre'  electronic-unsorted
                                        'filesize'  12344712
                                           'mtime'  1638558487
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Plastic System v3.01 12 electronic unsorted
                                      'tag_artist'  Monomorph
                                     'tag_release'  Outer Space Communications v.3.01-T1
                                       'tag_title'  Rystal
                                             'bpm'  114.999
                                    'search_title'  'rystal':1
                                   'search_artist'  'monomorph':1
                                  'search_release'  '01':6 '3':5 'communications':3 'outer':1 'space':2 't1':7 'v':4 'v301t1':8
                                     'search_rest'  '00poprockelectronic':1 '01':5 'electronic':7 'plastic':2 'system':3 'unsorted':8 'v3':4 'v301':6
                                    'search_combo'  '00poprockelectronic':11 '01':8C,15 '3':7C 'communications':5C 'electronic':17 'monomorph':2B 'outer':3C 'plastic':12 'rystal':1A 'space':4C 'system':13 't1':9C 'unsorted':18 'v':6C 'v3':14 'v301':16 'v301t1':10C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  8A
                                           '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-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['techno', 'idm', 'ambient idm', 'urban jazz']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1638558486.93507  (2021-12-03 20:08:06)
                             'size'  12344712