======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '60'
                                          'artist'  'Pimmon'
                                     'text_people'  ''
                                         'release'  'invalidObject Series (while)'
                                           'title'  '#!/usr/bin/perl'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['glitch', 'noise', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '15'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '135.8'
                                             'key'  '7A'
                                        'acoustid'  '538422ba-3179-4773-bb87-315c8d742a5a'
rest: ''

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

'COMM:SoundJam_CDDB_1:eng'                          'BA03A00F+930+15+150+4802+9454+14106+18758+23410+28062+32714+37366+42018+46670+51322+55974+60626+65278'
'COMM:SoundJam_CDDB_TrackNumber:eng'                '1'
'TALB' (Album/Movie/Show title)                     'invalidObject Series (while)'
'TBPM' (BPM (beats per minute))                     '135.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'SoundJam v2.5.2'
'TIT2' (Title/songname/content description)         '#!/usr/bin/perl'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Pimmon'
'TPE2' (Band/orchestra/accompaniment)               'Pimmon'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Fällt'
'TRCK' (Track number/Position in set)               '1/15'
'TSO2'                                              'Pimmon'
'TSOP' (Performer sort order)                       'Pimmon'
'TXXX:Acoustid Id'                                  '538422ba-3179-4773-bb87-315c8d742a5a'
'TXXX:CATALOGNUMBER'                                'F.0014.0023'
'TXXX:MusicBrainz Album Artist Id'                  '96623662-2960-41eb-9dca-4406fd7fe6af'
'TXXX:MusicBrainz Album Id'                         'ba2aac65-8dce-490b-8715-7dda3cb8f299'
'TXXX:MusicBrainz Album Release Country'            'IE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '96623662-2960-41eb-9dca-4406fd7fe6af'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['glitch', 'noise', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.65 dB'
'TXXX:replaygain_track_peak'                        '0.864623'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'95f5b438-0dfe-4061-bbc2-c12612ca1f60')

========================== row from database ==========================
                                              'id'  1213139
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/invalidObject/0023 Pimmon/invalidObject Series (while).txt/while01.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  60
                                           'genre'  electronic-experimental
                                        'filesize'  1203054
                                           'mtime'  1636917310
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0023 (while).txt while01 electronic experimental
                                      'tag_artist'  Pimmon
                                     'tag_release'  invalidObject Series (while)
                                       'tag_title'  #!/usr/bin/perl
                                             'bpm'  135.8
                                    'search_title'  'bin':2 'perl':3 'usr':1 'usrbinperl':4
                                   'search_artist'  'pimmon':1
                                  'search_release'  'invalid':5 'invalidobject':1 'object':6 'series':2 'while':3,4
                                     'search_rest'  'electronic':5 'experimental':6 'txt':2 'while':1 'while01':4 'whiletxt':3
                                    'search_combo'  'bin':2A 'electronic':16 'experimental':17 'invalid':10C 'invalidobject':6C 'object':11C 'perl':3A 'pimmon':5B 'series':7C 'txt':13 'usr':1A 'usrbinperl':4A 'while':8C,9C,12 'while01':15 'whiletxt':14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['glitch', 'noise', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636917309.791087  (2021-11-14 20:15:09)
                             'size'  1203054