======================== unified (from filesystem) ========================
                                         'bitrate'  '226.236'
                                        'duration'  '453'
                                          'artist'  'Paranormal Attack'
                                     'text_people'  ''
                                         'release'  'Phenomenon'
                                           'title'  'Yakuza Remix'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['trance', 'psy', 'psychedelic trance', 'psychedelic', 'psytrance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy'
                                             'bpm'  '144.955'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Phenomenon'
'TBPM' (BPM (beats per minute))                     '144.955'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-trance-goa or psy'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Yakuza Remix'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Paranormal Attack'
'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', 'psy', 'psychedelic trance', 'psychedelic', 'psytrance']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.508062'

========================== row from database ==========================
                                              'id'  1403214
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Paranormal Attack - Paranormal_Attack_-_Phenomenon-Promo-2006-UPE/09-paranormal_attack_-_yakuza_remix-upe.mp3
                                         'working'  None
                                         'bitrate'  226
                                    'duration_sec'  453
                                           'genre'  electronic-th-trance-goa or psy
                                        'filesize'  12828732
                                           'mtime'  1620592871
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Paranormal_Attack_ _Phenomenon Promo 2006 UPE 09 paranormal_attack_ _yakuza_remix upe electronic th trance goa psy
                                      'tag_artist'  Paranormal Attack
                                     'tag_release'  Phenomenon
                                       'tag_title'  Yakuza Remix
                                             'bpm'  144.955
                                    'search_title'  'remix':2 'yakuza':1
                                   'search_artist'  'attack':2 'paranormal':1
                                  'search_release'  'phenomenon':1
                                     'search_rest'  '00poprockelectronic':1 '2006':9 'attack':6 'dance':3 'electronic':13 'generic':2 'goa':16 'paranormal':5 'phenomenon':7 'promo':8 'psy':17 'remix':12 'th':14 'trance':15 'trapbeat':4 'upe':10 'yakuza':11
                                    'search_combo'  '00poprockelectronic':6 '2006':14 'attack':4B,11 'dance':8 'electronic':18 'generic':7 'goa':21 'paranormal':3B,10 'phenomenon':5C,12 'promo':13 'psy':22 'remix':2A,17 'th':19 'trance':20 'trapbeat':9 'upe':15 'yakuza':1A,16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['trance', 'psy', 'psychedelic trance', 'psychedelic', 'psytrance']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620592870.7116451  (2021-05-09 22:41:10)
                             'size'  12828732