======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '880'
                                          'artist'  'Infected Mushroom'
                                     'text_people'  ''
                                         'release'  'Unrelesed Tracks CDS'
                                           'title'  'Zahadum'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-4', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy'
                                             'bpm'  '139.754'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unrelesed Tracks CDS'
'TBPM' (BPM (beats per minute))                     '139.754'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-trance-goa or psy'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Zahadum'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Infected Mushroom'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.54 dB'
'TXXX:replaygain_track_peak'                        '0.847024'

========================== row from database ==========================
                                              'id'  149757
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Infected Mushroom/Infected Mushroom - Zahadum {Heb}.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  880
                                           'genre'  electronic-th-trance-goa or psy
                                        'filesize'  21141380
                                           'mtime'  1621626371
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm {Heb} electronic th trance goa or psy
                                      'tag_artist'  Infected Mushroom
                                     'tag_release'  Unrelesed Tracks CDS
                                       'tag_title'  Zahadum
                                             'bpm'  139.754
                                    'search_title'  'zahadum':1
                                   'search_artist'  'infected':1 'mushroom':2
                                  'search_release'  'cds':3 'tracks':2 'unrelesed':1
                                     'search_rest'  'electronic':2 'goa':5 'heb':1 'or':6 'psy':7 'th':3 'trance':4
                                    'search_combo'  'cds':6C 'electronic':8 'goa':11 'heb':7 'infected':2B 'mushroom':3B 'or':12 'psy':13 'th':9 'tracks':5C 'trance':10 'unrelesed':4C 'zahadum':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621626371.1225295  (2021-05-21 21:46:11)
                             'size'  21141380