======================== unified (from filesystem) ========================
                                         'bitrate'  '220.716'
                                        'duration'  '351'
                                          'artist'  'Laidback Luke'
                                     'text_people'  ''
                                         'release'  'ALT RAD DANCE'
                                           'title'  'My G O D (Guns On Demo) (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', '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-3']")
                                      'lastfmtags'  "['electronica', 'house', 'electro house', 'techno', 'electro', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '126.885'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000004EE 000004C0 000049E9 00'
'COMM:iTunNORM:eng'                                 (' 000004EE 000004C0 000049E9 0000491A 00037CF8 00037CF8 00005A29 00005BE6 '
 '0000A6CD 00025FE4')
'TALB' (Album/Movie/Show title)                     'ALT RAD DANCE'
'TBPM' (BPM (beats per minute))                     '126.885'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TIT2' (Title/songname/content description)         'My G O D (Guns On Demo) (Original Mix)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Laidback Luke'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'house', 'electro house', 'techno', 'electro', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.14 dB'
'TXXX:replaygain_track_peak'                        '0.426908'

========================== row from database ==========================
                                              'id'  1337868
                                            'path'  /data/Music/Bulk/00poprockelectronic/ALT RAD DANCE/Laidback Luke - My G O D (Guns On Demo) (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  220
                                    'duration_sec'  351
                                           'genre'  electronic-th-techno
                                        'filesize'  9711871
                                           'mtime'  1620566892
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic th techno
                                      'tag_artist'  Laidback Luke
                                     'tag_release'  ALT RAD DANCE
                                       'tag_title'  My G O D (Guns On Demo) (Original Mix)
                                             'bpm'  126.885
                                    'search_title'  'd':4 'demo':8,9 'g':2 'guns':5,6 'mix':12,13 'my':1 'o':3 'on':7 'original':10,11
                                   'search_artist'  'laidback':1 'luke':2
                                  'search_release'  'alt':1 'dance':3 'rad':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'techno':4 'th':3
                                    'search_combo'  '00poprockelectronic':19 'alt':16C 'd':4A 'dance':18C 'demo':8A,9A 'electronic':20 'g':2A 'guns':5A,6A 'laidback':14B 'luke':15B 'mix':12A,13A 'my':1A 'o':3A 'on':7A 'original':10A,11A 'rad':17C 'techno':22 'th':21
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'house', 'electro house', 'techno', 'electro', 'electronic']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620566892.261692  (2021-05-09 15:28:12)
                             'size'  9711871