======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '256'
                                          'artist'  'ST'
                                     'text_people'  ''
                                         'release'  'Emotions in a Box EP'
                                           'title'  'Alone but Not Lonely'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['russian', 'russian rap', 'electronic', 'hip hop', 'rap']"
                                     'discogstags'  "['electronic', 'electro house', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '4'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '104.822'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:eng'                            'http://www.mono211.com'
'TALB' (Album/Movie/Show title)                     'Emotions in a Box EP'
'TBPM' (BPM (beats per minute))                     '104.822'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-12-01'
'TIT2' (Title/songname/content description)         'Alone but Not Lonely'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'ST'
'TPE2' (Band/orchestra/accompaniment)               'ST'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Monotonik'
'TRCK' (Track number/Position in set)               '2/4'
'TSO2'                                              'ST'
'TSOP' (Performer sort order)                       'ST'
'TXXX:CATALOGNUMBER'                                'mtk.mp3.121'
'TXXX:MusicBrainz Album Artist Id'                  '553bc3a5-6f3c-403d-acff-9244eb7dde25'
'TXXX:MusicBrainz Album Id'                         '10d75fb4-50b3-422b-b40a-ce1cebc69199'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '553bc3a5-6f3c-403d-acff-9244eb7dde25'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'electro house', 'hip hop']
'TXXX:lastfmtags'                                   ['russian', 'russian rap', 'electronic', 'hip hop', 'rap']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.360080'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'03e3e674-1d10-47d6-8bf8-b62d0bef0491')
'WCOP' (Copyright/Legal information)                WCOP(url='http://creativecommons.org/licenses/by-nd-nc/1.0/')

========================== row from database ==========================
                                              'id'  145906
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/monotonik/monotonik-archives-vol-2/[mtk121]-st-02-alone-but-not-lonely.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  256
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  4107671
                                           'mtime'  1621705477
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm monotonik monotonik archives vol 2 [mtk121] st 02 alone not lonely electronic we beeps or chip or pico
                                      'tag_artist'  ST
                                     'tag_release'  Emotions in a Box EP
                                       'tag_title'  Alone but Not Lonely
                                             'bpm'  104.822
                                    'search_title'  'alone':1 'but':2 'lonely':4 'not':3
                                   'search_artist'  'st':1
                                  'search_release'  'a':3 'box':4 'emotions':1 'ep':5 'in':2
                                     'search_rest'  '2':4 'alone':8 'archives':2 'beeps':13 'chip':15 'electronic':11 'lonely':10 'monotonik':1 'mtk121':5,6 'not':9 'or':14 'pico':16 'st':7 'vol':3 'we':12
                                    'search_combo'  '2':14 'a':8C 'alone':1A,18 'archives':12 'beeps':23 'box':9C 'but':2A 'chip':25 'electronic':21 'emotions':6C 'ep':10C 'in':7C 'lonely':4A,20 'monotonik':11 'mtk121':15,16 'not':3A,19 'or':24 'pico':26 'st':5B,17 'vol':13 'we':22
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['russian', 'russian rap', 'electronic', 'hip hop', 'rap']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'electro house', 'hip hop']

============================== file details ==============================
                                           'mtime'  1621705476.6288655  (2021-05-22 19:44:36)
                             'size'  4107671